311916104 has 8 divisors (see below), whose sum is σ = 584842710. Its totient is φ = 155958048.

The previous prime is 311916089. The next prime is 311916107. The reversal of 311916104 is 401619113.

It can be written as a sum of positive squares in only one way, i.e., 275892100 + 36024004 = 16610^2 + 6002^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (311916107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19494749 + ... + 19494764.

Almost surely, 2^311916104 is an apocalyptic number.

It is an amenable number.

311916104 is a deficient number, since it is larger than the sum of its proper divisors (272926606).

311916104 is a wasteful number, since it uses less digits than its factorization.

311916104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38989519 (or 38989515 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 311916104 is about 17661.1467351359. The cubic root of 311916104 is about 678.1814906156.

The spelling of 311916104 in words is "three hundred eleven million, nine hundred sixteen thousand, one hundred four".