313404361 has 2 divisors, whose sum is σ = 313404362. Its totient is φ = 313404360.

The previous prime is 313404331. The next prime is 313404409. The reversal of 313404361 is 163404313.

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., 301543225 + 11861136 = 17365^2 + 3444^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-313404361 is a prime.

It is not a weakly prime, because it can be changed into another prime (313404331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156702180 + 156702181.

It is an arithmetic number, because the mean of its divisors is an integer number (156702181).

Almost surely, 2^313404361 is an apocalyptic number.

It is an amenable number.

313404361 is a deficient number, since it is larger than the sum of its proper divisors (1).

313404361 is an equidigital number, since it uses as much as digits as its factorization.

313404361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 313404361 is about 17703.2302419643. The cubic root of 313404361 is about 679.2583905994.

Adding to 313404361 its reverse (163404313), we get a palindrome (476808674).

The spelling of 313404361 in words is "three hundred thirteen million, four hundred four thousand, three hundred sixty-one".