1166022523 has 2 divisors, whose sum is σ = 1166022524. Its totient is φ = 1166022522.

The previous prime is 1166022511. The next prime is 1166022569. The reversal of 1166022523 is 3252206611.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1166022523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1166022491 and 1166022500.

It is not a weakly prime, because it can be changed into another prime (1166022323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 583011261 + 583011262.

It is an arithmetic number, because the mean of its divisors is an integer number (583011262).

Almost surely, 2^1166022523 is an apocalyptic number.

1166022523 is a deficient number, since it is larger than the sum of its proper divisors (1).

1166022523 is an equidigital number, since it uses as much as digits as its factorization.

1166022523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1166022523 is about 34147.0719535365. The cubic root of 1166022523 is about 1052.5328190352.

The spelling of 1166022523 in words is "one billion, one hundred sixty-six million, twenty-two thousand, five hundred twenty-three".