311454401 has 2 divisors, whose sum is σ = 311454402. Its totient is φ = 311454400.

The previous prime is 311454397. The next prime is 311454413. The reversal of 311454401 is 104454113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 228735376 + 82719025 = 15124^2 + 9095^2 .

It is a cyclic number.

It is not a de Polignac number, because 311454401 - 2² = 311454397 is a prime.

It is not a weakly prime, because it can be changed into another prime (311454001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155727200 + 155727201.

It is an arithmetic number, because the mean of its divisors is an integer number (155727201).

Almost surely, 2^311454401 is an apocalyptic number.

It is an amenable number.

311454401 is a deficient number, since it is larger than the sum of its proper divisors (1).

311454401 is an equidigital number, since it uses as much as digits as its factorization.

311454401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 311454401 is about 17648.0707444185. The cubic root of 311454401 is about 677.8467071635.

The spelling of 311454401 in words is "three hundred eleven million, four hundred fifty-four thousand, four hundred one".