11526106643 has 2 divisors, whose sum is σ = 11526106644. Its totient is φ = 11526106642.

The previous prime is 11526106589. The next prime is 11526106663. The reversal of 11526106643 is 34660162511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11526106643 - 2⁸ = 11526106387 is a prime.

It is a super-2 number, since 2×11526106643² (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 (11526106663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5763053321 + 5763053322.

It is an arithmetic number, because the mean of its divisors is an integer number (5763053322).

Almost surely, 2^11526106643 is an apocalyptic number.

11526106643 is a deficient number, since it is larger than the sum of its proper divisors (1).

11526106643 is an equidigital number, since it uses as much as digits as its factorization.

11526106643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 11526106643 in words is "eleven billion, five hundred twenty-six million, one hundred six thousand, six hundred forty-three".