1168388051 has 2 divisors, whose sum is σ = 1168388052. Its totient is φ = 1168388050.

The previous prime is 1168388027. The next prime is 1168388069. The reversal of 1168388051 is 1508838611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1168388051 - 2²⁶ = 1101279187 is a prime.

It is not a weakly prime, because it can be changed into another prime (1168382051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 584194025 + 584194026.

It is an arithmetic number, because the mean of its divisors is an integer number (584194026).

Almost surely, 2^1168388051 is an apocalyptic number.

1168388051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1168388051 is an equidigital number, since it uses as much as digits as its factorization.

1168388051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46080, while the sum is 41.

The square root of 1168388051 is about 34181.6917515795. The cubic root of 1168388051 is about 1053.2441014803.

The spelling of 1168388051 in words is "one billion, one hundred sixty-eight million, three hundred eighty-eight thousand, fifty-one".