25653011 has 2 divisors, whose sum is σ = 25653012. Its totient is φ = 25653010.

The previous prime is 25652999. The next prime is 25653013. The reversal of 25653011 is 11035652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25653011 - 2⁶ = 25652947 is a prime.

It is a super-2 number, since 2×25653011² = 1316153946732242, which contains 22 as substring.

Together with 25653013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (25653013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12826505 + 12826506.

It is an arithmetic number, because the mean of its divisors is an integer number (12826506).

Almost surely, 2^25653011 is an apocalyptic number.

25653011 is a deficient number, since it is larger than the sum of its proper divisors (1).

25653011 is an equidigital number, since it uses as much as digits as its factorization.

25653011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 25653011 is about 5064.8801565289. The cubic root of 25653011 is about 294.9258110864.

Adding to 25653011 its reverse (11035652), we get a palindrome (36688663).

The spelling of 25653011 in words is "twenty-five million, six hundred fifty-three thousand, eleven".