316016123 has 2 divisors, whose sum is σ = 316016124. Its totient is φ = 316016122.

The previous prime is 316016117. The next prime is 316016143. The reversal of 316016123 is 321610613.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 316016123 - 2¹² = 316012027 is a prime.

It is a super-2 number, since 2×316016123² = 199732379991902258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (316016143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158008061 + 158008062.

It is an arithmetic number, because the mean of its divisors is an integer number (158008062).

Almost surely, 2^316016123 is an apocalyptic number.

316016123 is a deficient number, since it is larger than the sum of its proper divisors (1).

316016123 is an equidigital number, since it uses as much as digits as its factorization.

316016123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 316016123 is about 17776.8423236524. The cubic root of 316016123 is about 681.1400447852.

Adding to 316016123 its reverse (321610613), we get a palindrome (637626736).

The spelling of 316016123 in words is "three hundred sixteen million, sixteen thousand, one hundred twenty-three".