1161124579 has 2 divisors, whose sum is σ = 1161124580. Its totient is φ = 1161124578.

The previous prime is 1161124553. The next prime is 1161124609. The reversal of 1161124579 is 9754211611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1161124579 - 2⁷ = 1161124451 is a prime.

It is not a weakly prime, because it can be changed into another prime (1161124079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580562289 + 580562290.

It is an arithmetic number, because the mean of its divisors is an integer number (580562290).

Almost surely, 2^1161124579 is an apocalyptic number.

1161124579 is a deficient number, since it is larger than the sum of its proper divisors (1).

1161124579 is an equidigital number, since it uses as much as digits as its factorization.

1161124579 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 37.

The square root of 1161124579 is about 34075.2781206552. The cubic root of 1161124579 is about 1051.0570093492.

The spelling of 1161124579 in words is "one billion, one hundred sixty-one million, one hundred twenty-four thousand, five hundred seventy-nine".