3125147 has 2 divisors, whose sum is σ = 3125148. Its totient is φ = 3125146.

The previous prime is 3125117. The next prime is 3125153. The reversal of 3125147 is 7415213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3125147 - 2¹⁰ = 3124123 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3125117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1562573 + 1562574.

It is an arithmetic number, because the mean of its divisors is an integer number (1562574).

Almost surely, 2^3125147 is an apocalyptic number.

3125147 is a deficient number, since it is larger than the sum of its proper divisors (1).

3125147 is an equidigital number, since it uses as much as digits as its factorization.

3125147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 840, while the sum is 23.

The square root of 3125147 is about 1767.8085303562. The cubic root of 3125147 is about 146.2031793046.

The spelling of 3125147 in words is "three million, one hundred twenty-five thousand, one hundred forty-seven".