1152553601 has 4 divisors (see below), whose sum is σ = 1152651312. Its totient is φ = 1152455892.

The previous prime is 1152553537. The next prime is 1152553609. The reversal of 1152553601 is 1063552511.

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 a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1152553601 - 2⁶ = 1152553537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1152553609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28271 + ... + 55716.

It is an arithmetic number, because the mean of its divisors is an integer number (288162828).

Almost surely, 2^1152553601 is an apocalyptic number.

It is an amenable number.

1152553601 is a deficient number, since it is larger than the sum of its proper divisors (97711).

1152553601 is an equidigital number, since it uses as much as digits as its factorization.

1152553601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97710.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 1152553601 is about 33949.2798303587. The cubic root of 1152553601 is about 1048.4644526736.

The spelling of 1152553601 in words is "one billion, one hundred fifty-two million, five hundred fifty-three thousand, six hundred one".