1163742059 has 4 divisors (see below), whose sum is σ = 1168868904. Its totient is φ = 1158615216.

The previous prime is 1163742031. The next prime is 1163742071. The reversal of 1163742059 is 9502473611.

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 1163742059 - 2²⁸ = 895306603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1163742029) 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 3 ways as a sum of consecutive naturals, for example, 2563082 + ... + 2563535.

It is an arithmetic number, because the mean of its divisors is an integer number (292217226).

Almost surely, 2^1163742059 is an apocalyptic number.

1163742059 is a deficient number, since it is larger than the sum of its proper divisors (5126845).

1163742059 is an equidigital number, since it uses as much as digits as its factorization.

1163742059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5126844.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 1163742059 is about 34113.6638167172. The cubic root of 1163742059 is about 1051.8462028850.

The spelling of 1163742059 in words is "one billion, one hundred sixty-three million, seven hundred forty-two thousand, fifty-nine".