313740163 has 16 divisors (see below), whose sum is σ = 350827776. Its totient is φ = 278166240.

The previous prime is 313740137. The next prime is 313740173. The reversal of 313740163 is 361047313.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-313740163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313740113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73845 + ... + 77977.

It is an arithmetic number, because the mean of its divisors is an integer number (21926736).

Almost surely, 2^313740163 is an apocalyptic number.

313740163 is a deficient number, since it is larger than the sum of its proper divisors (37087613).

313740163 is a wasteful number, since it uses less digits than its factorization.

313740163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4314.

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 313740163 is about 17712.7119041665. The cubic root of 313740163 is about 679.5009046772.

Adding to 313740163 its reverse (361047313), we get a palindrome (674787476).

The spelling of 313740163 in words is "three hundred thirteen million, seven hundred forty thousand, one hundred sixty-three".