11761517 has 2 divisors, whose sum is σ = 11761518. Its totient is φ = 11761516.

The previous prime is 11761499. The next prime is 11761531. The reversal of 11761517 is 71516711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10719076 + 1042441 = 3274^2 + 1021^2 .

It is a cyclic number.

It is not a de Polignac number, because 11761517 - 2¹⁴ = 11745133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11761517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11761567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5880758 + 5880759.

It is an arithmetic number, because the mean of its divisors is an integer number (5880759).

Almost surely, 2^11761517 is an apocalyptic number.

It is an amenable number.

11761517 is a deficient number, since it is larger than the sum of its proper divisors (1).

11761517 is an equidigital number, since it uses as much as digits as its factorization.

11761517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1470, while the sum is 29.

The square root of 11761517 is about 3429.5068158556. The cubic root of 11761517 is about 227.4160508196.

The spelling of 11761517 in words is "eleven million, seven hundred sixty-one thousand, five hundred seventeen".