301139 has 4 divisors (see below), whose sum is σ = 314256. Its totient is φ = 288024.

The previous prime is 301127. The next prime is 301141. The reversal of 301139 is 931103.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 301139 - 2⁴ = 301123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (301159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6524 + ... + 6569.

It is an arithmetic number, because the mean of its divisors is an integer number (78564).

2³⁰¹¹³⁹ is an apocalyptic number.

301139 is a deficient number, since it is larger than the sum of its proper divisors (13117).

301139 is a wasteful number, since it uses less digits than its factorization.

301139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13116.

The product of its (nonzero) digits is 81, while the sum is 17.

The square root of 301139 is about 548.7613324570. The cubic root of 301139 is about 67.0279084743.

The spelling of 301139 in words is "three hundred one thousand, one hundred thirty-nine".