25052011 has 2 divisors, whose sum is σ = 25052012. Its totient is φ = 25052010.

The previous prime is 25052003. The next prime is 25052039. The reversal of 25052011 is 11025052.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 25052011 - 2³ = 25052003 is a prime.

It is not a weakly prime, because it can be changed into another prime (25055011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12526005 + 12526006.

It is an arithmetic number, because the mean of its divisors is an integer number (12526006).

Almost surely, 2^25052011 is an apocalyptic number.

25052011 is a deficient number, since it is larger than the sum of its proper divisors (1).

25052011 is an equidigital number, since it uses as much as digits as its factorization.

25052011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 25052011 is about 5005.1983976662. The cubic root of 25052011 is about 292.6044081454.

Adding to 25052011 its reverse (11025052), we get a palindrome (36077063).

The spelling of 25052011 in words is "twenty-five million, fifty-two thousand, eleven".