245436453 has 16 divisors (see below), whose sum is σ = 364636800. Its totient is φ = 163162080.

The previous prime is 245436437. The next prime is 245436467. The reversal of 245436453 is 354634542.

245436453 is a `hidden beast` number, since 2 + 4 + 5 + 4 + 3 + 645 + 3 = 666.

It is not a de Polignac number, because 245436453 - 2⁴ = 245436437 is a prime.

It is a super-2 number, since 2×245436453² = 120478104922442418, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245436403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2968 + ... + 22353.

It is an arithmetic number, because the mean of its divisors is an integer number (22789800).

Almost surely, 2^245436453 is an apocalyptic number.

It is an amenable number.

245436453 is a deficient number, since it is larger than the sum of its proper divisors (119200347).

245436453 is a wasteful number, since it uses less digits than its factorization.

245436453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25689 (or 25683 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

The square root of 245436453 is about 15666.4116184913. The cubic root of 245436453 is about 626.1038226001.

The spelling of 245436453 in words is "two hundred forty-five million, four hundred thirty-six thousand, four hundred fifty-three".