313140142 has 8 divisors (see below), whose sum is σ = 536811696. Its totient is φ = 134202912.

The previous prime is 313140131. The next prime is 313140151. The reversal of 313140142 is 241041313.

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

It is a congruent number.

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, 11183563 + ... + 11183590.

It is an arithmetic number, because the mean of its divisors is an integer number (67101462).

Almost surely, 2^313140142 is an apocalyptic number.

313140142 is a deficient number, since it is larger than the sum of its proper divisors (223671554).

313140142 is a wasteful number, since it uses less digits than its factorization.

313140142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22367162.

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

The square root of 313140142 is about 17695.7662168102. The cubic root of 313140142 is about 679.0674515079.

Adding to 313140142 its reverse (241041313), we get a palindrome (554181455).

The spelling of 313140142 in words is "three hundred thirteen million, one hundred forty thousand, one hundred forty-two".