1400135602 has 16 divisors (see below), whose sum is σ = 2188267200. Its totient is φ = 671060880.

The previous prime is 1400135587. The next prime is 1400135621. The reversal of 1400135602 is 2065310041.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78774 + ... + 94897.

It is an arithmetic number, because the mean of its divisors is an integer number (136766700).

Almost surely, 2^1400135602 is an apocalyptic number.

1400135602 is a deficient number, since it is larger than the sum of its proper divisors (788131598).

1400135602 is a wasteful number, since it uses less digits than its factorization.

1400135602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173841.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 1400135602 is about 37418.3858818095. The cubic root of 1400135602 is about 1118.7250591196.

Adding to 1400135602 its reverse (2065310041), we get a palindrome (3465445643).

The spelling of 1400135602 in words is "one billion, four hundred million, one hundred thirty-five thousand, six hundred two".