1401311042 has 8 divisors (see below), whose sum is σ = 2169772032. Its totient is φ = 678053700.

The previous prime is 1401311039. The next prime is 1401311057. The reversal of 1401311042 is 2401131041.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1401311042² = 3927345272862251528, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1401311042.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11300834 + ... + 11300957.

It is an arithmetic number, because the mean of its divisors is an integer number (271221504).

Almost surely, 2^1401311042 is an apocalyptic number.

1401311042 is a deficient number, since it is larger than the sum of its proper divisors (768460990).

1401311042 is a wasteful number, since it uses less digits than its factorization.

1401311042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22601824.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1401311042 is about 37434.0893037349. The cubic root of 1401311042 is about 1119.0380350832.

Adding to 1401311042 its reverse (2401131041), we get a palindrome (3802442083).

The spelling of 1401311042 in words is "one billion, four hundred one million, three hundred eleven thousand, forty-two".