25323101 has 2 divisors, whose sum is σ = 25323102. Its totient is φ = 25323100.

The previous prime is 25323097. The next prime is 25323107. The reversal of 25323101 is 10132352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25300900 + 22201 = 5030^2 + 149^2 .

It is a cyclic number.

It is not a de Polignac number, because 25323101 - 2² = 25323097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25323101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25323107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12661550 + 12661551.

It is an arithmetic number, because the mean of its divisors is an integer number (12661551).

Almost surely, 2^25323101 is an apocalyptic number.

It is an amenable number.

25323101 is a deficient number, since it is larger than the sum of its proper divisors (1).

25323101 is an equidigital number, since it uses as much as digits as its factorization.

25323101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 25323101 is about 5032.2063749413. The cubic root of 25323101 is about 293.6560565144.

Adding to 25323101 its reverse (10132352), we get a palindrome (35455453).

The spelling of 25323101 in words is "twenty-five million, three hundred twenty-three thousand, one hundred one".