1165170763 has 24 divisors (see below), whose sum is σ = 1269094400. Its totient is φ = 1066596336.

The previous prime is 1165170757. The next prime is 1165170767. The reversal of 1165170763 is 3670715611.

It is not a de Polignac number, because 1165170763 - 2¹⁷ = 1165039691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1165170767) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5224870 + ... + 5225092.

Almost surely, 2^1165170763 is an apocalyptic number.

1165170763 is a deficient number, since it is larger than the sum of its proper divisors (103923637).

1165170763 is an equidigital number, since it uses as much as digits as its factorization.

1165170763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439 (or 380 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 37.

The square root of 1165170763 is about 34134.5977418806. The cubic root of 1165170763 is about 1052.2764707175.

The spelling of 1165170763 in words is "one billion, one hundred sixty-five million, one hundred seventy thousand, seven hundred sixty-three".