3149123 has 2 divisors, whose sum is σ = 3149124. Its totient is φ = 3149122.

The previous prime is 3149077. The next prime is 3149129. The reversal of 3149123 is 3219413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3149123 - 2⁶ = 3149059 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (3149129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1574561 + 1574562.

It is an arithmetic number, because the mean of its divisors is an integer number (1574562).

Almost surely, 2^3149123 is an apocalyptic number.

3149123 is a deficient number, since it is larger than the sum of its proper divisors (1).

3149123 is an equidigital number, since it uses as much as digits as its factorization.

3149123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648, while the sum is 23.

The square root of 3149123 is about 1774.5768509704. The cubic root of 3149123 is about 146.5761154785.

The spelling of 3149123 in words is "three million, one hundred forty-nine thousand, one hundred twenty-three".