315450556021123 has 8 divisors (see below), whose sum is σ = 332053427747520. Its totient is φ = 298847705383080.

The previous prime is 315450556021121. The next prime is 315450556021129. The reversal of 315450556021123 is 321120655054513.

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

It is a cyclic number.

It is not a de Polignac number, because 315450556021123 - 2¹ = 315450556021121 is a prime.

It is a super-2 number, since 2×315450556021123² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 315450556021123.

It is not an unprimeable number, because it can be changed into a prime (315450556021121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32296836 + ... + 40914382.

It is an arithmetic number, because the mean of its divisors is an integer number (41506678468440).

Almost surely, 2^{315450556021123} is an apocalyptic number.

315450556021123 is a deficient number, since it is larger than the sum of its proper divisors (16602871726397).

315450556021123 is a wasteful number, since it uses less digits than its factorization.

315450556021123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10544177.

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 315450556021123 in words is "three hundred fifteen trillion, four hundred fifty billion, five hundred fifty-six million, twenty-one thousand, one hundred twenty-three".