1400011402 has 16 divisors (see below), whose sum is σ = 2160973512. Its totient is φ = 679760640.

The previous prime is 1400011397. The next prime is 1400011411. The reversal of 1400011402 is 2041100041.

It can be written as a sum of positive squares in 4 ways, for example, as 1095543801 + 304467601 = 33099^2 + 17449^2 .

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, 20398 + ... + 56710.

Almost surely, 2^1400011402 is an apocalyptic number.

1400011402 is a deficient number, since it is larger than the sum of its proper divisors (760962110).

1400011402 is a wasteful number, since it uses less digits than its factorization.

1400011402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36873.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 1400011402 is about 37416.7262330632. The cubic root of 1400011402 is about 1118.6919790473.

Adding to 1400011402 its reverse (2041100041), we get a palindrome (3441111443).

The spelling of 1400011402 in words is "one billion, four hundred million, eleven thousand, four hundred two".