1168538153 has 2 divisors, whose sum is σ = 1168538154. Its totient is φ = 1168538152.

The previous prime is 1168538099. The next prime is 1168538167. The reversal of 1168538153 is 3518358611.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1156204009 + 12334144 = 34003^2 + 3512^2 .

It is a cyclic number.

It is not a de Polignac number, because 1168538153 - 2⁸ = 1168537897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1168538153.

It is not a weakly prime, because it can be changed into another prime (1168538053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 584269076 + 584269077.

It is an arithmetic number, because the mean of its divisors is an integer number (584269077).

Almost surely, 2^1168538153 is an apocalyptic number.

It is an amenable number.

1168538153 is a deficient number, since it is larger than the sum of its proper divisors (1).

1168538153 is an equidigital number, since it uses as much as digits as its factorization.

1168538153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 41.

The square root of 1168538153 is about 34183.8873301443. The cubic root of 1168538153 is about 1053.2892027279.

The spelling of 1168538153 in words is "one billion, one hundred sixty-eight million, five hundred thirty-eight thousand, one hundred fifty-three".