158083709 has 16 divisors (see below), whose sum is σ = 183765120. Its totient is φ = 133194240.

The previous prime is 158083691. The next prime is 158083711. The reversal of 158083709 is 907380851.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 158083709 - 2¹⁶ = 158018173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158083759) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139457 + ... + 140585.

It is an arithmetic number, because the mean of its divisors is an integer number (11485320).

Almost surely, 2^158083709 is an apocalyptic number.

It is an amenable number.

158083709 is a deficient number, since it is larger than the sum of its proper divisors (25681411).

158083709 is a wasteful number, since it uses less digits than its factorization.

158083709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 158083709 is about 12573.1344142978. The cubic root of 158083709 is about 540.7074734860.

The spelling of 158083709 in words is "one hundred fifty-eight million, eighty-three thousand, seven hundred nine".