11792541517 has 2 divisors, whose sum is σ = 11792541518. Its totient is φ = 11792541516.

The previous prime is 11792541437. The next prime is 11792541571. The reversal of 11792541517 is 71514529711.

Together with next prime (11792541571) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8284822441 + 3507719076 = 91021^2 + 59226^2 .

It is a cyclic number.

It is not a de Polignac number, because 11792541517 - 2⁷ = 11792541389 is a prime.

It is a super-2 number, since 2×11792541517² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11792541217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5896270758 + 5896270759.

It is an arithmetic number, because the mean of its divisors is an integer number (5896270759).

Almost surely, 2^11792541517 is an apocalyptic number.

It is an amenable number.

11792541517 is a deficient number, since it is larger than the sum of its proper divisors (1).

11792541517 is an equidigital number, since it uses as much as digits as its factorization.

11792541517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 88200, while the sum is 43.

The spelling of 11792541517 in words is "eleven billion, seven hundred ninety-two million, five hundred forty-one thousand, five hundred seventeen".