130321539 has 6 divisors (see below), whose sum is σ = 188242236. Its totient is φ = 86881020.

The previous prime is 130321523. The next prime is 130321547. The reversal of 130321539 is 935123031.

It is a happy number.

It is not a de Polignac number, because 130321539 - 2⁴ = 130321523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (130321549) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7240077 + ... + 7240094.

It is an arithmetic number, because the mean of its divisors is an integer number (31373706).

Almost surely, 2^130321539 is an apocalyptic number.

130321539 is a deficient number, since it is larger than the sum of its proper divisors (57920697).

130321539 is a wasteful number, since it uses less digits than its factorization.

130321539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14480177 (or 14480174 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 130321539 is about 11415.8459607687. The cubic root of 130321539 is about 506.9970122252.

The spelling of 130321539 in words is "one hundred thirty million, three hundred twenty-one thousand, five hundred thirty-nine".