13525241819 has 2 divisors, whose sum is σ = 13525241820. Its totient is φ = 13525241818.

The previous prime is 13525241767. The next prime is 13525241831. The reversal of 13525241819 is 91814252531.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13525241819 is a prime.

It is a super-2 number, since 2×13525241819² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13525241869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6762620909 + 6762620910.

It is an arithmetic number, because the mean of its divisors is an integer number (6762620910).

Almost surely, 2^13525241819 is an apocalyptic number.

13525241819 is a deficient number, since it is larger than the sum of its proper divisors (1).

13525241819 is an equidigital number, since it uses as much as digits as its factorization.

13525241819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 86400, while the sum is 41.

The spelling of 13525241819 in words is "thirteen billion, five hundred twenty-five million, two hundred forty-one thousand, eight hundred nineteen".