11252525261 has 2 divisors, whose sum is σ = 11252525262. Its totient is φ = 11252525260.

The previous prime is 11252525231. The next prime is 11252525303. The reversal of 11252525261 is 16252525211.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10751616100 + 500909161 = 103690^2 + 22381^2 .

It is a cyclic number.

It is not a de Polignac number, because 11252525261 - 2²² = 11248330957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11252525231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5626262630 + 5626262631.

It is an arithmetic number, because the mean of its divisors is an integer number (5626262631).

Almost surely, 2^11252525261 is an apocalyptic number.

It is an amenable number.

11252525261 is a deficient number, since it is larger than the sum of its proper divisors (1).

11252525261 is an equidigital number, since it uses as much as digits as its factorization.

11252525261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12000, while the sum is 32.

The spelling of 11252525261 in words is "eleven billion, two hundred fifty-two million, five hundred twenty-five thousand, two hundred sixty-one".