11525012015533 has 2 divisors, whose sum is σ = 11525012015534. Its totient is φ = 11525012015532.

The previous prime is 11525012015527. The next prime is 11525012015563. The reversal of 11525012015533 is 33551021052511.

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., 9251738138889 + 2273273876644 = 3041667^2 + 1507738^2 .

It is a cyclic number.

It is not a de Polignac number, because 11525012015533 - 2⁹ = 11525012015021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11525012015563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5762506007766 + 5762506007767.

It is an arithmetic number, because the mean of its divisors is an integer number (5762506007767).

Almost surely, 2^{11525012015533} is an apocalyptic number.

It is an amenable number.

11525012015533 is a deficient number, since it is larger than the sum of its proper divisors (1).

11525012015533 is an equidigital number, since it uses as much as digits as its factorization.

11525012015533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22500, while the sum is 34.

The spelling of 11525012015533 in words is "eleven trillion, five hundred twenty-five billion, twelve million, fifteen thousand, five hundred thirty-three".