1358975799 has 48 divisors (see below), whose sum is σ = 2125992960. Its totient is φ = 866479680.

The previous prime is 1358975789. The next prime is 1358975803. The reversal of 1358975799 is 9975798531.

1358975799 is a `hidden beast` number, since 1 + 3 + 58 + 9 + 7 + 579 + 9 = 666.

It is not a de Polignac number, because 1358975799 - 2⁷ = 1358975671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1358975729) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 669424 + ... + 671450.

It is an arithmetic number, because the mean of its divisors is an integer number (44291520).

Almost surely, 2^1358975799 is an apocalyptic number.

1358975799 is a deficient number, since it is larger than the sum of its proper divisors (767017161).

1358975799 is an equidigital number, since it uses as much as digits as its factorization.

1358975799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2162 (or 2150 counting only the distinct ones).

The product of its digits is 21432600, while the sum is 63.

The square root of 1358975799 is about 36864.2889392973. The cubic root of 1358975799 is about 1107.6534578021.

The spelling of 1358975799 in words is "one billion, three hundred fifty-eight million, nine hundred seventy-five thousand, seven hundred ninety-nine".