25047611 has 2 divisors, whose sum is σ = 25047612. Its totient is φ = 25047610.

The previous prime is 25047601. The next prime is 25047653. The reversal of 25047611 is 11674052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25047611 - 2¹⁰ = 25046587 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25047601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12523805 + 12523806.

It is an arithmetic number, because the mean of its divisors is an integer number (12523806).

Almost surely, 2^25047611 is an apocalyptic number.

25047611 is a deficient number, since it is larger than the sum of its proper divisors (1).

25047611 is an equidigital number, since it uses as much as digits as its factorization.

25047611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 25047611 is about 5004.7588353486. The cubic root of 25047611 is about 292.5872766561.

The spelling of 25047611 in words is "twenty-five million, forty-seven thousand, six hundred eleven".