1313400142 has 24 divisors (see below), whose sum is σ = 2072860776. Its totient is φ = 624068016.

The previous prime is 1313400139. The next prime is 1313400163. The reversal of 1313400142 is 2410043131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 162153 + ... + 170059.

It is an arithmetic number, because the mean of its divisors is an integer number (86369199).

Almost surely, 2^1313400142 is an apocalyptic number.

1313400142 is a deficient number, since it is larger than the sum of its proper divisors (759460634).

1313400142 is a wasteful number, since it uses less digits than its factorization.

1313400142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8112 (or 8089 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1313400142 is about 36240.8628760409. The cubic root of 1313400142 is about 1095.1300254956.

Adding to 1313400142 its reverse (2410043131), we get a palindrome (3723443273).

The spelling of 1313400142 in words is "one billion, three hundred thirteen million, four hundred thousand, one hundred forty-two".