25270319 has 2 divisors, whose sum is σ = 25270320. Its totient is φ = 25270318.

The previous prime is 25270291. The next prime is 25270327. The reversal of 25270319 is 91307252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25270319 - 2²⁴ = 8493103 is a prime.

It is a super-2 number, since 2×25270319² = 1277178044723522, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 25270291 and 25270300.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25273319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12635159 + 12635160.

It is an arithmetic number, because the mean of its divisors is an integer number (12635160).

Almost surely, 2^25270319 is an apocalyptic number.

25270319 is a deficient number, since it is larger than the sum of its proper divisors (1).

25270319 is an equidigital number, since it uses as much as digits as its factorization.

25270319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 25270319 is about 5026.9592200455. The cubic root of 25270319 is about 293.4518880571.

The spelling of 25270319 in words is "twenty-five million, two hundred seventy thousand, three hundred nineteen".