1402014144 has 56 divisors (see below), whose sum is σ = 3731026320. Its totient is φ = 464625664.

The previous prime is 1402014143. The next prime is 1402014149. The reversal of 1402014144 is 4414102041.

It is a self number, because there is not a number n which added to its sum of digits gives 1402014144.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402014143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12112 + ... + 54320.

It is an arithmetic number, because the mean of its divisors is an integer number (66625470).

Almost surely, 2^1402014144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1402014144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1865513160).

1402014144 is an abundant number, since it is smaller than the sum of its proper divisors (2329012176).

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

1402014144 is a wasteful number, since it uses less digits than its factorization.

1402014144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42397 (or 42387 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1402014144 is about 37443.4793255114. The cubic root of 1402014144 is about 1119.2251613535.

Adding to 1402014144 its reverse (4414102041), we get a palindrome (5816116185).

The spelling of 1402014144 in words is "one billion, four hundred two million, fourteen thousand, one hundred forty-four".