1152412521 has 24 divisors (see below), whose sum is σ = 1674968256. Its totient is φ = 704433600.

The previous prime is 1152412517. The next prime is 1152412523. The reversal of 1152412521 is 1252142511.

It is a happy number.

It is not a de Polignac number, because 1152412521 - 2² = 1152412517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1152412491 and 1152412500.

It is not an unprimeable number, because it can be changed into a prime (1152412523) 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, 69031 + ... + 84083.

It is an arithmetic number, because the mean of its divisors is an integer number (69790344).

Almost surely, 2^1152412521 is an apocalyptic number.

It is an amenable number.

1152412521 is a deficient number, since it is larger than the sum of its proper divisors (522555735).

1152412521 is a wasteful number, since it uses less digits than its factorization.

1152412521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15233 (or 15220 counting only the distinct ones).

The product of its digits is 800, while the sum is 24.

The square root of 1152412521 is about 33947.2019612810. The cubic root of 1152412521 is about 1048.4216713226.

The spelling of 1152412521 in words is "one billion, one hundred fifty-two million, four hundred twelve thousand, five hundred twenty-one".