25147601 has 2 divisors, whose sum is σ = 25147602. Its totient is φ = 25147600.

The previous prime is 25147571. The next prime is 25147631. The reversal of 25147601 is 10674152.

It is a balanced prime because it is at equal distance from previous prime (25147571) and next prime (25147631).

It can be written as a sum of positive squares in only one way, i.e., 21613201 + 3534400 = 4649^2 + 1880^2 .

It is a cyclic number.

It is not a de Polignac number, because 25147601 - 2⁶ = 25147537 is a prime.

It is not a weakly prime, because it can be changed into another prime (25147631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12573800 + 12573801.

It is an arithmetic number, because the mean of its divisors is an integer number (12573801).

Almost surely, 2^25147601 is an apocalyptic number.

It is an amenable number.

25147601 is a deficient number, since it is larger than the sum of its proper divisors (1).

25147601 is an equidigital number, since it uses as much as digits as its factorization.

25147601 is an evil number, because the sum of its binary digits is even.

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

The square root of 25147601 is about 5014.7383780213. The cubic root of 25147601 is about 292.9760956165.

The spelling of 25147601 in words is "twenty-five million, one hundred forty-seven thousand, six hundred one".