1159134973 has 2 divisors, whose sum is σ = 1159134974. Its totient is φ = 1159134972.

The previous prime is 1159134967. The next prime is 1159134983. The reversal of 1159134973 is 3794319511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1086493444 + 72641529 = 32962^2 + 8523^2 .

It is an emirp because it is prime and its reverse (3794319511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1159134973 - 2²⁵ = 1125580541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1159134913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579567486 + 579567487.

It is an arithmetic number, because the mean of its divisors is an integer number (579567487).

Almost surely, 2^1159134973 is an apocalyptic number.

It is an amenable number.

1159134973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1159134973 is an equidigital number, since it uses as much as digits as its factorization.

1159134973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 102060, while the sum is 43.

The square root of 1159134973 is about 34046.0713298906. The cubic root of 1159134973 is about 1050.4563316564.

It can be divided in two parts, 11591 and 34973, that added together give a palindrome (46564).

The spelling of 1159134973 in words is "one billion, one hundred fifty-nine million, one hundred thirty-four thousand, nine hundred seventy-three".