315094123 has 2 divisors, whose sum is σ = 315094124. Its totient is φ = 315094122.

The previous prime is 315094057. The next prime is 315094127. The reversal of 315094123 is 321490513.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 315094123 - 2¹³ = 315085931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 315094091 and 315094100.

It is not a weakly prime, because it can be changed into another prime (315094127) 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, 157547061 + 157547062.

It is an arithmetic number, because the mean of its divisors is an integer number (157547062).

Almost surely, 2^315094123 is an apocalyptic number.

315094123 is a deficient number, since it is larger than the sum of its proper divisors (1).

315094123 is an equidigital number, since it uses as much as digits as its factorization.

315094123 is an odious number, because the sum of its binary digits is odd.

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

The square root of 315094123 is about 17750.8907663813. The cubic root of 315094123 is about 680.4769743240.

The spelling of 315094123 in words is "three hundred fifteen million, ninety-four thousand, one hundred twenty-three".