313151011 has 2 divisors, whose sum is σ = 313151012. Its totient is φ = 313151010.

The previous prime is 313150991. The next prime is 313151021. The reversal of 313151011 is 110151313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313151011 - 2⁵ = 313150979 is a prime.

It is not a weakly prime, because it can be changed into another prime (313151021) 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, 156575505 + 156575506.

It is an arithmetic number, because the mean of its divisors is an integer number (156575506).

Almost surely, 2^313151011 is an apocalyptic number.

313151011 is a deficient number, since it is larger than the sum of its proper divisors (1).

313151011 is an equidigital number, since it uses as much as digits as its factorization.

313151011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45, while the sum is 16.

The square root of 313151011 is about 17696.0733215027. The cubic root of 313151011 is about 679.0753081592.

The spelling of 313151011 in words is "three hundred thirteen million, one hundred fifty-one thousand, eleven".