1158097427 has 2 divisors, whose sum is σ = 1158097428. Its totient is φ = 1158097426.

The previous prime is 1158097417. The next prime is 1158097429. The reversal of 1158097427 is 7247908511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1158097427 - 2⁶ = 1158097363 is a prime.

Together with 1158097429, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1158097429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579048713 + 579048714.

It is an arithmetic number, because the mean of its divisors is an integer number (579048714).

Almost surely, 2^1158097427 is an apocalyptic number.

1158097427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1158097427 is an equidigital number, since it uses as much as digits as its factorization.

1158097427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 44.

The square root of 1158097427 is about 34030.8305364415. The cubic root of 1158097427 is about 1050.1428156459.

The spelling of 1158097427 in words is "one billion, one hundred fifty-eight million, ninety-seven thousand, four hundred twenty-seven".