158851545 has 32 divisors (see below), whose sum is σ = 262561152. Its totient is φ = 81948672.

The previous prime is 158851513. The next prime is 158851591. The reversal of 158851545 is 545158851.

It is not a de Polignac number, because 158851545 - 2⁵ = 158851513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 158851497 and 158851506.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 106374 + ... + 107856.

It is an arithmetic number, because the mean of its divisors is an integer number (8205036).

Almost surely, 2^158851545 is an apocalyptic number.

158851545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

158851545 is a deficient number, since it is larger than the sum of its proper divisors (103709607).

158851545 is a wasteful number, since it uses less digits than its factorization.

158851545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721.

The product of its digits is 160000, while the sum is 42.

The square root of 158851545 is about 12603.6322145642. The cubic root of 158851545 is about 541.5814920380.

The spelling of 158851545 in words is "one hundred fifty-eight million, eight hundred fifty-one thousand, five hundred forty-five".