313619 has 2 divisors, whose sum is σ = 313620. Its totient is φ = 313618.

The previous prime is 313613. The next prime is 313637. The reversal of 313619 is 916313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 313619 - 2⁴ = 313603 is a prime.

It is a super-2 number, since 2×313619² = 196713754322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 313594 and 313603.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 313619.

It is not a weakly prime, because it can be changed into another prime (313613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156809 + 156810.

It is an arithmetic number, because the mean of its divisors is an integer number (156810).

2³¹³⁶¹⁹ is an apocalyptic number.

313619 is a deficient number, since it is larger than the sum of its proper divisors (1).

313619 is an equidigital number, since it uses as much as digits as its factorization.

313619 is an evil number, because the sum of its binary digits is even.

The product of its digits is 486, while the sum is 23.

The square root of 313619 is about 560.0169640288. The cubic root of 313619 is about 67.9413421489.

The spelling of 313619 in words is "three hundred thirteen thousand, six hundred nineteen".