158038663 has 2 divisors, whose sum is σ = 158038664. Its totient is φ = 158038662.

The previous prime is 158038627. The next prime is 158038697. The reversal of 158038663 is 366830851.

It is a strong prime.

It is an emirp because it is prime and its reverse (366830851) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 158038663 - 2¹⁷ = 157907591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158038763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79019331 + 79019332.

It is an arithmetic number, because the mean of its divisors is an integer number (79019332).

Almost surely, 2^158038663 is an apocalyptic number.

158038663 is a deficient number, since it is larger than the sum of its proper divisors (1).

158038663 is an equidigital number, since it uses as much as digits as its factorization.

158038663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 158038663 is about 12571.3429274680. The cubic root of 158038663 is about 540.6561103551.

The spelling of 158038663 in words is "one hundred fifty-eight million, thirty-eight thousand, six hundred sixty-three".