311095423 has 2 divisors, whose sum is σ = 311095424. Its totient is φ = 311095422.

The previous prime is 311095403. The next prime is 311095429. The reversal of 311095423 is 324590113.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 311095423 - 2⁹ = 311094911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 311095391 and 311095400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (311095429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 155547711 + 155547712.

It is an arithmetic number, because the mean of its divisors is an integer number (155547712).

Almost surely, 2^311095423 is an apocalyptic number.

311095423 is a deficient number, since it is larger than the sum of its proper divisors (1).

311095423 is an equidigital number, since it uses as much as digits as its factorization.

311095423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 311095423 is about 17637.8973520088. The cubic root of 311095423 is about 677.5861814906.

The spelling of 311095423 in words is "three hundred eleven million, ninety-five thousand, four hundred twenty-three".