1040214140 has 72 divisors (see below), whose sum is σ = 2550012192. Its totient is φ = 355393920.

The previous prime is 1040214127. The next prime is 1040214143. The reversal of 1040214140 is 414120401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040214143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 303074 + ... + 306486.

It is an arithmetic number, because the mean of its divisors is an integer number (35416836).

Almost surely, 2^1040214140 is an apocalyptic number.

1040214140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1040214140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1275006096).

1040214140 is an abundant number, since it is smaller than the sum of its proper divisors (1509798052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1040214140 is a wasteful number, since it uses less digits than its factorization.

1040214140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3747 (or 3738 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1040214140 is about 32252.3509220646. The cubic root of 1040214140 is about 1013.2289368540.

Adding to 1040214140 its reverse (414120401), we get a palindrome (1454334541).

It can be divided in two parts, 10402 and 14140, that added together give a palindrome (24542).

The spelling of 1040214140 in words is "one billion, forty million, two hundred fourteen thousand, one hundred forty".