158706541 has 12 divisors (see below), whose sum is σ = 186846912. Its totient is φ = 134391768.

The previous prime is 158706533. The next prime is 158706553. The reversal of 158706541 is 145607851.

It is not a de Polignac number, because 158706541 - 2³ = 158706533 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 158706541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (158706511) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 15445 + ... + 23578.

It is an arithmetic number, because the mean of its divisors is an integer number (15570576).

Almost surely, 2^158706541 is an apocalyptic number.

It is an amenable number.

158706541 is a deficient number, since it is larger than the sum of its proper divisors (28140371).

158706541 is an equidigital number, since it uses as much as digits as its factorization.

158706541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39120 (or 39113 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 37.

The square root of 158706541 is about 12597.8784324981. The cubic root of 158706541 is about 541.4166517778.

The spelling of 158706541 in words is "one hundred fifty-eight million, seven hundred six thousand, five hundred forty-one".