907139 has 2 divisors, whose sum is σ = 907140. Its totient is φ = 907138.

The previous prime is 907133. The next prime is 907141. The reversal of 907139 is 931709.

It is a strong prime.

It is an emirp because it is prime and its reverse (931709) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-907139 is a prime.

It is a Sophie Germain prime.

Together with 907141, it forms a pair of twin primes.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 907139.

It is not a weakly prime, because it can be changed into another prime (907133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 453569 + 453570.

It is an arithmetic number, because the mean of its divisors is an integer number (453570).

2⁹⁰⁷¹³⁹ is an apocalyptic number.

907139 is a deficient number, since it is larger than the sum of its proper divisors (1).

907139 is an equidigital number, since it uses as much as digits as its factorization.

907139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1701, while the sum is 29.

The square root of 907139 is about 952.4384494549. The cubic root of 907139 is about 96.8035489785.

The spelling of 907139 in words is "nine hundred seven thousand, one hundred thirty-nine".