1162561701 has 24 divisors (see below), whose sum is σ = 1808680224. Its totient is φ = 662286240.

The previous prime is 1162561693. The next prime is 1162561723. The reversal of 1162561701 is 1071652611.

It is not a de Polignac number, because 1162561701 - 2³ = 1162561693 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1162561501) 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 23 ways as a sum of consecutive naturals, for example, 36711 + ... + 60603.

It is an arithmetic number, because the mean of its divisors is an integer number (75361676).

Almost surely, 2^1162561701 is an apocalyptic number.

It is an amenable number.

1162561701 is a deficient number, since it is larger than the sum of its proper divisors (646118523).

1162561701 is a wasteful number, since it uses less digits than its factorization.

1162561701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24241 (or 24234 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 30.

The square root of 1162561701 is about 34096.3590578232. The cubic root of 1162561701 is about 1051.4904610869.

The spelling of 1162561701 in words is "one billion, one hundred sixty-two million, five hundred sixty-one thousand, seven hundred one".