316015061 has 2 divisors, whose sum is σ = 316015062. Its totient is φ = 316015060.

The previous prime is 316015031. The next prime is 316015067. The reversal of 316015061 is 160510613.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 236698225 + 79316836 = 15385^2 + 8906^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-316015061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (316015067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158007530 + 158007531.

It is an arithmetic number, because the mean of its divisors is an integer number (158007531).

Almost surely, 2^316015061 is an apocalyptic number.

It is an amenable number.

316015061 is a deficient number, since it is larger than the sum of its proper divisors (1).

316015061 is an equidigital number, since it uses as much as digits as its factorization.

316015061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 316015061 is about 17776.8124533056. The cubic root of 316015061 is about 681.1392817739.

Adding to 316015061 its reverse (160510613), we get a palindrome (476525674).

The spelling of 316015061 in words is "three hundred sixteen million, fifteen thousand, sixty-one".