11655751 has 2 divisors, whose sum is σ = 11655752. Its totient is φ = 11655750.

The previous prime is 11655731. The next prime is 11655757. The reversal of 11655751 is 15755611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11655751 - 2⁵ = 11655719 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11655757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5827875 + 5827876.

It is an arithmetic number, because the mean of its divisors is an integer number (5827876).

Almost surely, 2^11655751 is an apocalyptic number.

11655751 is a deficient number, since it is larger than the sum of its proper divisors (1).

11655751 is an equidigital number, since it uses as much as digits as its factorization.

11655751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5250, while the sum is 31.

The square root of 11655751 is about 3414.0519914026. The cubic root of 11655751 is about 226.7323139823.

The spelling of 11655751 in words is "eleven million, six hundred fifty-five thousand, seven hundred fifty-one".