1138658167 has 2 divisors, whose sum is σ = 1138658168. Its totient is φ = 1138658166.

The previous prime is 1138658111. The next prime is 1138658177. The reversal of 1138658167 is 7618568311.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1138658167 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1138658107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 569329083 + 569329084.

It is an arithmetic number, because the mean of its divisors is an integer number (569329084).

Almost surely, 2^1138658167 is an apocalyptic number.

1138658167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1138658167 is an equidigital number, since it uses as much as digits as its factorization.

1138658167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 46.

The square root of 1138658167 is about 33744.0093498090. The cubic root of 1138658167 is about 1044.2339010842.

The spelling of 1138658167 in words is "one billion, one hundred thirty-eight million, six hundred fifty-eight thousand, one hundred sixty-seven".