135890499 has 8 divisors (see below), whose sum is σ = 181621440. Its totient is φ = 90376616.

The previous prime is 135890477. The next prime is 135890519. The reversal of 135890499 is 994098531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 135890499 - 2⁸ = 135890243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (135890429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52797 + ... + 55310.

It is an arithmetic number, because the mean of its divisors is an integer number (22702680).

Almost surely, 2^135890499 is an apocalyptic number.

135890499 is a deficient number, since it is larger than the sum of its proper divisors (45730941).

135890499 is a wasteful number, since it uses less digits than its factorization.

135890499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108529.

The product of its (nonzero) digits is 349920, while the sum is 48.

The square root of 135890499 is about 11657.2080276540. The cubic root of 135890499 is about 514.1182624919.

The spelling of 135890499 in words is "one hundred thirty-five million, eight hundred ninety thousand, four hundred ninety-nine".