1165167537 has 8 divisors (see below), whose sum is σ = 1559166336. Its totient is φ = 773973552.

The previous prime is 1165167503. The next prime is 1165167547. The reversal of 1165167537 is 7357615611.

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

It is not a de Polignac number, because 1165167537 - 2⁶ = 1165167473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1165167547) 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, 700233 + ... + 701894.

It is an arithmetic number, because the mean of its divisors is an integer number (194895792).

Almost surely, 2^1165167537 is an apocalyptic number.

It is an amenable number.

1165167537 is a deficient number, since it is larger than the sum of its proper divisors (393998799).

1165167537 is a wasteful number, since it uses less digits than its factorization.

1165167537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402407.

The product of its digits is 132300, while the sum is 42.

The square root of 1165167537 is about 34134.5504877390. The cubic root of 1165167537 is about 1052.2754995731.

The spelling of 1165167537 in words is "one billion, one hundred sixty-five million, one hundred sixty-seven thousand, five hundred thirty-seven".