253313300453 has 4 divisors (see below), whose sum is σ = 254364393228. Its totient is φ = 252262207680.

The previous prime is 253313300447. The next prime is 253313300483. The reversal of 253313300453 is 354003313352.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 91722968164 + 161590332289 = 302858^2 + 401983^2 .

It is a cyclic number.

It is not a de Polignac number, because 253313300453 - 2⁸ = 253313300197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253313300483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525546026 + ... + 525546507.

It is an arithmetic number, because the mean of its divisors is an integer number (63591098307).

Almost surely, 2^253313300453 is an apocalyptic number.

It is an amenable number.

253313300453 is a deficient number, since it is larger than the sum of its proper divisors (1051092775).

253313300453 is a wasteful number, since it uses less digits than its factorization.

253313300453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051092774.

The product of its (nonzero) digits is 48600, while the sum is 32.

The spelling of 253313300453 in words is "two hundred fifty-three billion, three hundred thirteen million, three hundred thousand, four hundred fifty-three".