1252520603 has 8 divisors (see below), whose sum is σ = 1350600720. Its totient is φ = 1157656320.

The previous prime is 1252520587. The next prime is 1252520629. The reversal of 1252520603 is 3060252521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1252520603 - 2⁴ = 1252520587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1252520303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 803150 + ... + 804707.

It is an arithmetic number, because the mean of its divisors is an integer number (168825090).

Almost surely, 2^1252520603 is an apocalyptic number.

1252520603 is a deficient number, since it is larger than the sum of its proper divisors (98080117).

1252520603 is a wasteful number, since it uses less digits than its factorization.

1252520603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1607917.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1252520603 is about 35390.9678166619. The cubic root of 1252520603 is about 1077.9409221459.

The spelling of 1252520603 in words is "one billion, two hundred fifty-two million, five hundred twenty thousand, six hundred three".