315023505453 has 32 divisors (see below), whose sum is σ = 493506585600. Its totient is φ = 198283852800.

The previous prime is 315023505437. The next prime is 315023505457. The reversal of 315023505453 is 354505320513.

315023505453 is a `hidden beast` number, since 3 + 1 + 502 + 3 + 50 + 54 + 53 = 666.

It is not a de Polignac number, because 315023505453 - 2⁴ = 315023505437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315023505457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4555588 + ... + 4624221.

It is an arithmetic number, because the mean of its divisors is an integer number (15422080800).

Almost surely, 2^315023505453 is an apocalyptic number.

It is an amenable number.

315023505453 is a deficient number, since it is larger than the sum of its proper divisors (178483080147).

315023505453 is a wasteful number, since it uses less digits than its factorization.

315023505453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9179890 (or 9179884 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 36.

Adding to 315023505453 its reverse (354505320513), we get a palindrome (669528825966).

The spelling of 315023505453 in words is "three hundred fifteen billion, twenty-three million, five hundred five thousand, four hundred fifty-three".