1150457899 has 2 divisors, whose sum is σ = 1150457900. Its totient is φ = 1150457898.

The previous prime is 1150457873. The next prime is 1150457921. The reversal of 1150457899 is 9987540511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1150457899 - 2¹⁹ = 1149933611 is a prime.

It is not a weakly prime, because it can be changed into another prime (1150451899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 575228949 + 575228950.

It is an arithmetic number, because the mean of its divisors is an integer number (575228950).

Almost surely, 2^1150457899 is an apocalyptic number.

1150457899 is a deficient number, since it is larger than the sum of its proper divisors (1).

1150457899 is an equidigital number, since it uses as much as digits as its factorization.

1150457899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 453600, while the sum is 49.

The square root of 1150457899 is about 33918.4005961366. The cubic root of 1150457899 is about 1047.8285886326.

The spelling of 1150457899 in words is "one billion, one hundred fifty million, four hundred fifty-seven thousand, eight hundred ninety-nine".