25012727 has 2 divisors, whose sum is σ = 25012728. Its totient is φ = 25012726.

The previous prime is 25012723. The next prime is 25012733. The reversal of 25012727 is 72721052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25012727 - 2² = 25012723 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 25012696 and 25012705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25012723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12506363 + 12506364.

It is an arithmetic number, because the mean of its divisors is an integer number (12506364).

Almost surely, 2^25012727 is an apocalyptic number.

25012727 is a deficient number, since it is larger than the sum of its proper divisors (1).

25012727 is an equidigital number, since it uses as much as digits as its factorization.

25012727 is an evil number, because the sum of its binary digits is even.

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

The square root of 25012727 is about 5001.2725380647. The cubic root of 25012727 is about 292.4513840354.

Adding to 25012727 its reverse (72721052), we get a palindrome (97733779).

The spelling of 25012727 in words is "twenty-five million, twelve thousand, seven hundred twenty-seven".