1158280099 has 2 divisors, whose sum is σ = 1158280100. Its totient is φ = 1158280098.

The previous prime is 1158280061. The next prime is 1158280111. The reversal of 1158280099 is 9900828511.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1158280099 is a prime.

It is a super-2 number, since 2×1158280099² = 2683225575478899602, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1158280399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579140049 + 579140050.

It is an arithmetic number, because the mean of its divisors is an integer number (579140050).

Almost surely, 2^1158280099 is an apocalyptic number.

1158280099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1158280099 is an equidigital number, since it uses as much as digits as its factorization.

1158280099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51840, while the sum is 43.

The square root of 1158280099 is about 34033.5143498288. The cubic root of 1158280099 is about 1050.1980273516.

The spelling of 1158280099 in words is "one billion, one hundred fifty-eight million, two hundred eighty thousand, ninety-nine".