158906983 has 2 divisors, whose sum is σ = 158906984. Its totient is φ = 158906982.

The previous prime is 158906947. The next prime is 158906987. The reversal of 158906983 is 389609851.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158906983 - 2¹³ = 158898791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158906987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79453491 + 79453492.

It is an arithmetic number, because the mean of its divisors is an integer number (79453492).

Almost surely, 2^158906983 is an apocalyptic number.

158906983 is a deficient number, since it is larger than the sum of its proper divisors (1).

158906983 is an equidigital number, since it uses as much as digits as its factorization.

158906983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 158906983 is about 12605.8313093584. The cubic root of 158906983 is about 541.6444873391.

The spelling of 158906983 in words is "one hundred fifty-eight million, nine hundred six thousand, nine hundred eighty-three".