25673101 has 2 divisors, whose sum is σ = 25673102. Its totient is φ = 25673100.

The previous prime is 25673099. The next prime is 25673113. The reversal of 25673101 is 10137652.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24108100 + 1565001 = 4910^2 + 1251^2 .

It is a cyclic number.

It is not a de Polignac number, because 25673101 - 2¹ = 25673099 is a prime.

It is a super-2 number, since 2×25673101² = 1318216229912402, which contains 22 as substring.

Together with 25673099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25673701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12836550 + 12836551.

It is an arithmetic number, because the mean of its divisors is an integer number (12836551).

Almost surely, 2^25673101 is an apocalyptic number.

It is an amenable number.

25673101 is a deficient number, since it is larger than the sum of its proper divisors (1).

25673101 is an equidigital number, since it uses as much as digits as its factorization.

25673101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 25673101 is about 5066.8630334754. The cubic root of 25673101 is about 295.0027807839.

The spelling of 25673101 in words is "twenty-five million, six hundred seventy-three thousand, one hundred one".