3148139 has 2 divisors, whose sum is σ = 3148140. Its totient is φ = 3148138.

The previous prime is 3148121. The next prime is 3148151. The reversal of 3148139 is 9318413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3148139 - 2⁸ = 3147883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3148109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1574069 + 1574070.

It is an arithmetic number, because the mean of its divisors is an integer number (1574070).

Almost surely, 2^3148139 is an apocalyptic number.

3148139 is a deficient number, since it is larger than the sum of its proper divisors (1).

3148139 is an equidigital number, since it uses as much as digits as its factorization.

3148139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 29.

The square root of 3148139 is about 1774.2995801161. The cubic root of 3148139 is about 146.5608471088.

The spelling of 3148139 in words is "three million, one hundred forty-eight thousand, one hundred thirty-nine".