1232552613 has 4 divisors (see below), whose sum is σ = 1643403488. Its totient is φ = 821701740.

The previous prime is 1232552597. The next prime is 1232552627. The reversal of 1232552613 is 3162552321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3162552321 = 3 ⋅1054184107.

It is not a de Polignac number, because 1232552613 - 2⁴ = 1232552597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232552213) 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, 205425433 + ... + 205425438.

It is an arithmetic number, because the mean of its divisors is an integer number (410850872).

Almost surely, 2^1232552613 is an apocalyptic number.

It is an amenable number.

1232552613 is a deficient number, since it is larger than the sum of its proper divisors (410850875).

1232552613 is an equidigital number, since it uses as much as digits as its factorization.

1232552613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410850874.

The product of its digits is 10800, while the sum is 30.

The square root of 1232552613 is about 35107.7286790245. The cubic root of 1232552613 is about 1072.1819431683.

The spelling of 1232552613 in words is "one billion, two hundred thirty-two million, five hundred fifty-two thousand, six hundred thirteen".