1359135999 has 24 divisors (see below), whose sum is σ = 2137983120. Its totient is φ = 826987392.

The previous prime is 1359135991. The next prime is 1359136001. The reversal of 1359135999 is 9995319531.

1359135999 is a `hidden beast` number, since 1 + 35 + 9 + 13 + 599 + 9 = 666.

It is not a de Polignac number, because 1359135999 - 2³ = 1359135991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1359135991) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54849 + ... + 75674.

It is an arithmetic number, because the mean of its divisors is an integer number (89082630).

Almost surely, 2^1359135999 is an apocalyptic number.

1359135999 is a deficient number, since it is larger than the sum of its proper divisors (778847121).

1359135999 is a wasteful number, since it uses less digits than its factorization.

1359135999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130631 (or 130628 counting only the distinct ones).

The product of its digits is 1476225, while the sum is 54.

The square root of 1359135999 is about 36866.4617097980. The cubic root of 1359135999 is about 1107.6969805570.

The spelling of 1359135999 in words is "one billion, three hundred fifty-nine million, one hundred thirty-five thousand, nine hundred ninety-nine".