1195952653 has 6 divisors (see below), whose sum is σ = 1391210286. Its totient is φ = 1025102232.

The previous prime is 1195952621. The next prime is 1195952671. The reversal of 1195952653 is 3562595911.

It can be written as a sum of positive squares in only one way, i.e., 978626089 + 217326564 = 31283^2 + 14742^2 .

It is not a de Polignac number, because 1195952653 - 2⁵ = 1195952621 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 (1195952603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12203550 + ... + 12203647.

It is an arithmetic number, because the mean of its divisors is an integer number (231868381).

Almost surely, 2^1195952653 is an apocalyptic number.

It is an amenable number.

1195952653 is a deficient number, since it is larger than the sum of its proper divisors (195257633).

1195952653 is an equidigital number, since it uses as much as digits as its factorization.

1195952653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24407211 (or 24407204 counting only the distinct ones).

The product of its digits is 364500, while the sum is 46.

The square root of 1195952653 is about 34582.5483878791. The cubic root of 1195952653 is about 1061.4625157243.

The spelling of 1195952653 in words is "one billion, one hundred ninety-five million, nine hundred fifty-two thousand, six hundred fifty-three".