1170900983 has 4 divisors (see below), whose sum is σ = 1338172560. Its totient is φ = 1003629408.

The previous prime is 1170900967. The next prime is 1170901021. The reversal of 1170900983 is 3890090711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1170900983 - 2⁴ = 1170900967 is a prime.

It is a super-2 number, since 2×1170900983² = 2742018223980732578, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1170900943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83635778 + ... + 83635791.

It is an arithmetic number, because the mean of its divisors is an integer number (334543140).

Almost surely, 2^1170900983 is an apocalyptic number.

1170900983 is a deficient number, since it is larger than the sum of its proper divisors (167271577).

1170900983 is an equidigital number, since it uses as much as digits as its factorization.

1170900983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167271576.

The product of its (nonzero) digits is 13608, while the sum is 38.

The square root of 1170900983 is about 34218.4304578688. The cubic root of 1170900983 is about 1053.9986554622.

The spelling of 1170900983 in words is "one billion, one hundred seventy million, nine hundred thousand, nine hundred eighty-three".