525354453 has 24 divisors (see below), whose sum is σ = 839311928. Its totient is φ = 314554752.

The previous prime is 525354449. The next prime is 525354457. The reversal of 525354453 is 354453525.

It is an interprime number because it is at equal distance from previous prime (525354449) and next prime (525354457).

It can be written as a sum of positive squares in 4 ways, for example, as 134026929 + 391327524 = 11577^2 + 19782^2 .

It is not a de Polignac number, because 525354453 - 2² = 525354449 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525354457) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56350 + ... + 65007.

Almost surely, 2^525354453 is an apocalyptic number.

It is an amenable number.

525354453 is a deficient number, since it is larger than the sum of its proper divisors (313957475).

525354453 is a wasteful number, since it uses less digits than its factorization.

525354453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121413 (or 121410 counting only the distinct ones).

The product of its digits is 180000, while the sum is 36.

The square root of 525354453 is about 22920.6119682700. The cubic root of 525354453 is about 806.8958328439.

The spelling of 525354453 in words is "five hundred twenty-five million, three hundred fifty-four thousand, four hundred fifty-three".