1402144012 has 24 divisors (see below), whose sum is σ = 2546940032. Its totient is φ = 674697600.

The previous prime is 1402144001. The next prime is 1402144019. The reversal of 1402144012 is 2104412041.

It is a super-2 number, since 2×1402144012² = 3932015660774912288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1402144019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8793 + ... + 53680.

Almost surely, 2^1402144012 is an apocalyptic number.

It is an amenable number.

1402144012 is a deficient number, since it is larger than the sum of its proper divisors (1144796020).

1402144012 is a wasteful number, since it uses less digits than its factorization.

1402144012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62689 (or 62687 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1402144012 is about 37445.2134724854. The cubic root of 1402144012 is about 1119.2597180770.

Adding to 1402144012 its reverse (2104412041), we get a palindrome (3506556053).

The spelling of 1402144012 in words is "one billion, four hundred two million, one hundred forty-four thousand, twelve".