316011609 has 12 divisors (see below), whose sum is σ = 458423316. Its totient is φ = 209768832.

The previous prime is 316011607. The next prime is 316011617. The reversal of 316011609 is 906110613.

It can be written as a sum of positive squares in 2 ways, for example, as 162945225 + 153066384 = 12765^2 + 12372^2 .

It is not a de Polignac number, because 316011609 - 2¹ = 316011607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (316011607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73252 + ... + 77445.

It is an arithmetic number, because the mean of its divisors is an integer number (38201943).

Almost surely, 2^316011609 is an apocalyptic number.

It is an amenable number.

316011609 is a deficient number, since it is larger than the sum of its proper divisors (142411707).

316011609 is a wasteful number, since it uses less digits than its factorization.

316011609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150936 (or 150933 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 316011609 is about 17776.7153602683. The cubic root of 316011609 is about 681.1368016165.

The spelling of 316011609 in words is "three hundred sixteen million, eleven thousand, six hundred nine".