1232522565 has 8 divisors (see below), whose sum is σ = 1972036128. Its totient is φ = 657345360.

The previous prime is 1232522537. The next prime is 1232522573. The reversal of 1232522565 is 5652252321.

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

It is not a de Polignac number, because 1232522565 - 2⁸ = 1232522309 is a prime.

It is a super-2 number, since 2×1232522565² = 3038223746468358450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41084071 + ... + 41084100.

It is an arithmetic number, because the mean of its divisors is an integer number (246504516).

Almost surely, 2^1232522565 is an apocalyptic number.

1232522565 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1232522565 is a deficient number, since it is larger than the sum of its proper divisors (739513563).

1232522565 is an equidigital number, since it uses as much as digits as its factorization.

1232522565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82168179.

The product of its digits is 36000, while the sum is 33.

The square root of 1232522565 is about 35107.3007364565. The cubic root of 1232522565 is about 1072.1732303056.

Adding to 1232522565 its reverse (5652252321), we get a palindrome (6884774886).

The spelling of 1232522565 in words is "one billion, two hundred thirty-two million, five hundred twenty-two thousand, five hundred sixty-five".