158809083 has 4 divisors (see below), whose sum is σ = 211745448. Its totient is φ = 105872720.

The previous prime is 158809009. The next prime is 158809093. The reversal of 158809083 is 380908851.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 158809083 - 2¹⁶ = 158743547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (158809003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26468178 + ... + 26468183.

It is an arithmetic number, because the mean of its divisors is an integer number (52936362).

Almost surely, 2^158809083 is an apocalyptic number.

158809083 is a deficient number, since it is larger than the sum of its proper divisors (52936365).

158809083 is an equidigital number, since it uses as much as digits as its factorization.

158809083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52936364.

The product of its (nonzero) digits is 69120, while the sum is 42.

The square root of 158809083 is about 12601.9475875755. The cubic root of 158809083 is about 541.5332317107.

The spelling of 158809083 in words is "one hundred fifty-eight million, eight hundred nine thousand, eighty-three".