1411140440 has 16 divisors (see below), whose sum is σ = 3175066080. Its totient is φ = 564456160.

The previous prime is 1411140433. The next prime is 1411140449. The reversal of 1411140440 is 440411141.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1411140449) 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 3 ways as a sum of consecutive naturals, for example, 17639216 + ... + 17639295.

It is an arithmetic number, because the mean of its divisors is an integer number (198441630).

Almost surely, 2^1411140440 is an apocalyptic number.

1411140440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1411140440 is an abundant number, since it is smaller than the sum of its proper divisors (1763925640).

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

1411140440 is a wasteful number, since it uses less digits than its factorization.

1411140440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35278522 (or 35278518 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

The square root of 1411140440 is about 37565.1492742941. The cubic root of 1411140440 is about 1121.6484123926.

Adding to 1411140440 its reverse (440411141), we get a palindrome (1851551581).

The spelling of 1411140440 in words is "one billion, four hundred eleven million, one hundred forty thousand, four hundred forty".