1161164737 has 8 divisors (see below), whose sum is σ = 1201305600. Its totient is φ = 1121191680.

The previous prime is 1161164699. The next prime is 1161164759. The reversal of 1161164737 is 7374611611.

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 1161164737 - 2¹⁵ = 1161131969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1161164696 and 1161164705.

It is not an unprimeable number, because it can be changed into a prime (1161164777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27793 + ... + 55630.

It is an arithmetic number, because the mean of its divisors is an integer number (150163200).

Almost surely, 2^1161164737 is an apocalyptic number.

It is an amenable number.

1161164737 is a deficient number, since it is larger than the sum of its proper divisors (40140863).

1161164737 is an equidigital number, since it uses as much as digits as its factorization.

1161164737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83903.

The product of its digits is 21168, while the sum is 37.

The square root of 1161164737 is about 34075.8673697384. The cubic root of 1161164737 is about 1051.0691262979.

The spelling of 1161164737 in words is "one billion, one hundred sixty-one million, one hundred sixty-four thousand, seven hundred thirty-seven".