2539385133 has 8 divisors (see below), whose sum is σ = 3406122048. Its totient is φ = 1682785824.

The previous prime is 2539385129. The next prime is 2539385141. The reversal of 2539385133 is 3315839352.

It is a happy number.

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

It is not a de Polignac number, because 2539385133 - 2² = 2539385129 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2539385153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2533816 + ... + 2534817.

It is an arithmetic number, because the mean of its divisors is an integer number (425765256).

Almost surely, 2^2539385133 is an apocalyptic number.

It is an amenable number.

2539385133 is a deficient number, since it is larger than the sum of its proper divisors (866736915).

2539385133 is a wasteful number, since it uses less digits than its factorization.

2539385133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5068803.

The product of its digits is 291600, while the sum is 42.

The square root of 2539385133 is about 50392.3122410552. The cubic root of 2539385133 is about 1364.2988850689.

The spelling of 2539385133 in words is "two billion, five hundred thirty-nine million, three hundred eighty-five thousand, one hundred thirty-three".