315422323154 has 8 divisors (see below), whose sum is σ = 484673325948. Its totient is φ = 153864547840.

The previous prime is 315422323147. The next prime is 315422323159. The reversal of 315422323154 is 451323224513.

It can be written as a sum of positive squares in 2 ways, for example, as 314659293025 + 763030129 = 560945^2 + 27623^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (315422323159) 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 in 3 ways as a sum of consecutive naturals, for example, 1923306767 + ... + 1923306930.

Almost surely, 2^315422323154 is an apocalyptic number.

315422323154 is a deficient number, since it is larger than the sum of its proper divisors (169251002794).

315422323154 is a wasteful number, since it uses less digits than its factorization.

315422323154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3846613740.

The product of its digits is 86400, while the sum is 35.

Adding to 315422323154 its reverse (451323224513), we get a palindrome (766745547667).

The spelling of 315422323154 in words is "three hundred fifteen billion, four hundred twenty-two million, three hundred twenty-three thousand, one hundred fifty-four".