1160774521 has 2 divisors, whose sum is σ = 1160774522. Its totient is φ = 1160774520.

The previous prime is 1160774519. The next prime is 1160774597. The reversal of 1160774521 is 1254770611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 719312400 + 441462121 = 26820^2 + 21011^2 .

It is an emirp because it is prime and its reverse (1254770611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1160774521 - 2¹ = 1160774519 is a prime.

Together with 1160774519, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1160774621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580387260 + 580387261.

It is an arithmetic number, because the mean of its divisors is an integer number (580387261).

Almost surely, 2^1160774521 is an apocalyptic number.

It is an amenable number.

1160774521 is a deficient number, since it is larger than the sum of its proper divisors (1).

1160774521 is an equidigital number, since it uses as much as digits as its factorization.

1160774521 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11760, while the sum is 34.

The square root of 1160774521 is about 34070.1411943068. The cubic root of 1160774521 is about 1050.9513738580.

The spelling of 1160774521 in words is "one billion, one hundred sixty million, seven hundred seventy-four thousand, five hundred twenty-one".