1047332553 has 8 divisors (see below), whose sum is σ = 1428919008. Its totient is φ = 681983904.

The previous prime is 1047332521. The next prime is 1047332563. The reversal of 1047332553 is 3552337401.

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

It is not a de Polignac number, because 1047332553 - 2⁵ = 1047332521 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1047332513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4059300 + ... + 4059557.

It is an arithmetic number, because the mean of its divisors is an integer number (178614876).

Almost surely, 2^1047332553 is an apocalyptic number.

It is an amenable number.

1047332553 is a deficient number, since it is larger than the sum of its proper divisors (381586455).

1047332553 is an equidigital number, since it uses as much as digits as its factorization.

1047332553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8118903.

The product of its (nonzero) digits is 37800, while the sum is 33.

The square root of 1047332553 is about 32362.5177172605. The cubic root of 1047332553 is about 1015.5349337952.

Adding to 1047332553 its reverse (3552337401), we get a palindrome (4599669954).

The spelling of 1047332553 in words is "one billion, forty-seven million, three hundred thirty-two thousand, five hundred fifty-three".