313432019 has 2 divisors, whose sum is σ = 313432020. Its totient is φ = 313432018.

The previous prime is 313432001. The next prime is 313432039. The reversal of 313432019 is 910234313.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313432019 - 2⁸ = 313431763 is a prime.

It is a super-2 number, since 2×313432019² = 196479261068832722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (313432039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156716009 + 156716010.

It is an arithmetic number, because the mean of its divisors is an integer number (156716010).

Almost surely, 2^313432019 is an apocalyptic number.

313432019 is a deficient number, since it is larger than the sum of its proper divisors (1).

313432019 is an equidigital number, since it uses as much as digits as its factorization.

313432019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 313432019 is about 17704.0113816050. The cubic root of 313432019 is about 679.2783715764.

It can be divided in two parts, 3134 and 32019, that added together give a palindrome (35153).

The spelling of 313432019 in words is "three hundred thirteen million, four hundred thirty-two thousand, nineteen".