7575252523 has 4 divisors (see below), whose sum is σ = 7648798768. Its totient is φ = 7501706280.

The previous prime is 7575252511. The next prime is 7575252563. The reversal of 7575252523 is 3252525757.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 7575252523 - 2⁵ = 7575252491 is a prime.

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 7575252523.

It is not an unprimeable number, because it can be changed into a prime (7575252563) 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, 36772968 + ... + 36773173.

It is an arithmetic number, because the mean of its divisors is an integer number (1912199692).

Almost surely, 2^7575252523 is an apocalyptic number.

7575252523 is a deficient number, since it is larger than the sum of its proper divisors (73546245).

7575252523 is a wasteful number, since it uses less digits than its factorization.

7575252523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73546244.

The product of its digits is 735000, while the sum is 43.

The square root of 7575252523 is about 87035.9266222863. The cubic root of 7575252523 is about 1963.9587940184.

The spelling of 7575252523 in words is "seven billion, five hundred seventy-five million, two hundred fifty-two thousand, five hundred twenty-three".