158502057 has 8 divisors (see below), whose sum is σ = 241526976. Its totient is φ = 90572592.

The previous prime is 158502041. The next prime is 158502059. The reversal of 158502057 is 750205851.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 158502057 - 2⁴ = 158502041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (158502059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3773838 + ... + 3773879.

It is an arithmetic number, because the mean of its divisors is an integer number (30190872).

Almost surely, 2^158502057 is an apocalyptic number.

It is an amenable number.

158502057 is a deficient number, since it is larger than the sum of its proper divisors (83024919).

158502057 is an equidigital number, since it uses as much as digits as its factorization.

158502057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7547727.

The product of its (nonzero) digits is 14000, while the sum is 33.

The square root of 158502057 is about 12589.7600056554. The cubic root of 158502057 is about 541.1840240525.

The spelling of 158502057 in words is "one hundred fifty-eight million, five hundred two thousand, fifty-seven".