1401402102 has 32 divisors (see below), whose sum is σ = 2910988800. Its totient is φ = 449440608.

The previous prime is 1401402077. The next prime is 1401402137. The reversal of 1401402102 is 2012041041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25477 + ... + 58752.

It is an arithmetic number, because the mean of its divisors is an integer number (90968400).

Almost surely, 2^1401402102 is an apocalyptic number.

1401402102 is an abundant number, since it is smaller than the sum of its proper divisors (1509586698).

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

1401402102 is a wasteful number, since it uses less digits than its factorization.

1401402102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84340.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1401402102 is about 37435.3055550506. The cubic root of 1401402102 is about 1119.0622736696.

Adding to 1401402102 its reverse (2012041041), we get a palindrome (3413443143).

The spelling of 1401402102 in words is "one billion, four hundred one million, four hundred two thousand, one hundred two".