316061899 has 2 divisors, whose sum is σ = 316061900. Its totient is φ = 316061898.

The previous prime is 316061897. The next prime is 316061917. The reversal of 316061899 is 998160613.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 316061899 - 2¹ = 316061897 is a prime.

Together with 316061897, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (316061891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158030949 + 158030950.

It is an arithmetic number, because the mean of its divisors is an integer number (158030950).

Almost surely, 2^316061899 is an apocalyptic number.

316061899 is a deficient number, since it is larger than the sum of its proper divisors (1).

316061899 is an equidigital number, since it uses as much as digits as its factorization.

316061899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 43.

The square root of 316061899 is about 17778.1297947788. The cubic root of 316061899 is about 681.1729316740.

The spelling of 316061899 in words is "three hundred sixteen million, sixty-one thousand, eight hundred ninety-nine".