9492139 has 2 divisors, whose sum is σ = 9492140. Its totient is φ = 9492138.

The previous prime is 9492089. The next prime is 9492143. The reversal of 9492139 is 9312949.

9492139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (9312949) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9492139 - 2²¹ = 7394987 is a prime.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 9492098 and 9492107.

It is not a weakly prime, because it can be changed into another prime (9492179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4746069 + 4746070.

It is an arithmetic number, because the mean of its divisors is an integer number (4746070).

Almost surely, 2^9492139 is an apocalyptic number.

9492139 is a deficient number, since it is larger than the sum of its proper divisors (1).

9492139 is an equidigital number, since it uses as much as digits as its factorization.

9492139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17496, while the sum is 37.

The square root of 9492139 is about 3080.9315149805. The cubic root of 9492139 is about 211.7327458833.

The spelling of 9492139 in words is "nine million, four hundred ninety-two thousand, one hundred thirty-nine".