11525737567 has 2 divisors, whose sum is σ = 11525737568. Its totient is φ = 11525737566.

The previous prime is 11525737519. The next prime is 11525737607. The reversal of 11525737567 is 76573752511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11525737567 - 2³¹ = 9378253919 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11525737567.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11525737967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5762868783 + 5762868784.

It is an arithmetic number, because the mean of its divisors is an integer number (5762868784).

Almost surely, 2^11525737567 is an apocalyptic number.

11525737567 is a deficient number, since it is larger than the sum of its proper divisors (1).

11525737567 is an equidigital number, since it uses as much as digits as its factorization.

11525737567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1543500, while the sum is 49.

The spelling of 11525737567 in words is "eleven billion, five hundred twenty-five million, seven hundred thirty-seven thousand, five hundred sixty-seven".