2507147 has 2 divisors, whose sum is σ = 2507148. Its totient is φ = 2507146.

The previous prime is 2507093. The next prime is 2507149. The reversal of 2507147 is 7417052.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2507147 is a prime.

Together with 2507149, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2507149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1253573 + 1253574.

It is an arithmetic number, because the mean of its divisors is an integer number (1253574).

2^2507147 is an apocalyptic number.

2507147 is a deficient number, since it is larger than the sum of its proper divisors (1).

2507147 is an equidigital number, since it uses as much as digits as its factorization.

2507147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1960, while the sum is 26.

The square root of 2507147 is about 1583.3972969536. The cubic root of 2507147 is about 135.8500907308.

The spelling of 2507147 in words is "two million, five hundred seven thousand, one hundred forty-seven".