1047632855 has 8 divisors (see below), whose sum is σ = 1274381232. Its totient is φ = 826625088.

The previous prime is 1047632843. The next prime is 1047632891. The reversal of 1047632855 is 5582367401.

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

It is a cyclic number.

It is not a de Polignac number, because 1047632855 - 2¹⁰ = 1047631831 is a prime.

It is a Duffinian number.

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, 1434749 + ... + 1435478.

It is an arithmetic number, because the mean of its divisors is an integer number (159297654).

Almost surely, 2^1047632855 is an apocalyptic number.

1047632855 is a deficient number, since it is larger than the sum of its proper divisors (226748377).

1047632855 is an equidigital number, since it uses as much as digits as its factorization.

1047632855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2870305.

The product of its (nonzero) digits is 201600, while the sum is 41.

The square root of 1047632855 is about 32367.1570422859. The cubic root of 1047632855 is about 1015.6319860727.

The spelling of 1047632855 in words is "one billion, forty-seven million, six hundred thirty-two thousand, eight hundred fifty-five".