313233077 has 2 divisors, whose sum is σ = 313233078. Its totient is φ = 313233076.

The previous prime is 313233073. The next prime is 313233131. The reversal of 313233077 is 770332313.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 203946961 + 109286116 = 14281^2 + 10454^2 .

It is a cyclic number.

It is not a de Polignac number, because 313233077 - 2² = 313233073 is a prime.

It is a super-2 number, since 2×313233077² = 196229921053775858, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (313233073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156616538 + 156616539.

It is an arithmetic number, because the mean of its divisors is an integer number (156616539).

Almost surely, 2^313233077 is an apocalyptic number.

It is an amenable number.

313233077 is a deficient number, since it is larger than the sum of its proper divisors (1).

313233077 is an equidigital number, since it uses as much as digits as its factorization.

313233077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938, while the sum is 29.

The square root of 313233077 is about 17698.3919326022. The cubic root of 313233077 is about 679.1346236596.

The spelling of 313233077 in words is "three hundred thirteen million, two hundred thirty-three thousand, seventy-seven".