152139533 has 16 divisors (see below), whose sum is σ = 187810560. Its totient is φ = 120013056.

The previous prime is 152139529. The next prime is 152139563. The reversal of 152139533 is 335931251.

It is a cyclic number.

It is not a de Polignac number, because 152139533 - 2² = 152139529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 152139533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152139563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30341 + ... + 34997.

It is an arithmetic number, because the mean of its divisors is an integer number (11738160).

Almost surely, 2^152139533 is an apocalyptic number.

152139533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

152139533 is a deficient number, since it is larger than the sum of its proper divisors (35671027).

152139533 is a wasteful number, since it uses less digits than its factorization.

152139533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5036.

The product of its digits is 12150, while the sum is 32.

The square root of 152139533 is about 12334.4855182533. The cubic root of 152139533 is about 533.8435824702.

The spelling of 152139533 in words is "one hundred fifty-two million, one hundred thirty-nine thousand, five hundred thirty-three".