11234252509 has 2 divisors, whose sum is σ = 11234252510. Its totient is φ = 11234252508.

The previous prime is 11234252501. The next prime is 11234252521. The reversal of 11234252509 is 90525243211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7331126884 + 3903125625 = 85622^2 + 62475^2 .

It is a cyclic number.

It is not a de Polignac number, because 11234252509 - 2³ = 11234252501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11234252501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5617126254 + 5617126255.

It is an arithmetic number, because the mean of its divisors is an integer number (5617126255).

Almost surely, 2^11234252509 is an apocalyptic number.

It is an amenable number.

11234252509 is a deficient number, since it is larger than the sum of its proper divisors (1).

11234252509 is an equidigital number, since it uses as much as digits as its factorization.

11234252509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 11234252509 in words is "eleven billion, two hundred thirty-four million, two hundred fifty-two thousand, five hundred nine".