135319899 has 32 divisors (see below), whose sum is σ = 215486208. Its totient is φ = 74448000.

The previous prime is 135319889. The next prime is 135319907. The reversal of 135319899 is 998913531.

It is not a de Polignac number, because 135319899 - 2¹³ = 135311707 is a prime.

It is a super-2 number, since 2×135319899² = 36622950130740402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (135319889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23584 + ... + 28754.

It is an arithmetic number, because the mean of its divisors is an integer number (6733944).

Almost surely, 2^135319899 is an apocalyptic number.

135319899 is a deficient number, since it is larger than the sum of its proper divisors (80166309).

135319899 is a wasteful number, since it uses less digits than its factorization.

135319899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5259.

The product of its digits is 262440, while the sum is 48.

The square root of 135319899 is about 11632.7081541660. The cubic root of 135319899 is about 513.3976640672.

The spelling of 135319899 in words is "one hundred thirty-five million, three hundred nineteen thousand, eight hundred ninety-nine".