158713645 has 16 divisors (see below), whose sum is σ = 201180672. Its totient is φ = 120012480.

The previous prime is 158713637. The next prime is 158713657. The reversal of 158713645 is 546317851.

It is a happy number.

It is not a de Polignac number, because 158713645 - 2³ = 158713637 is a prime.

It is a super-3 number, since 3×158713645³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 158713598 and 158713607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5242 + ... + 18571.

It is an arithmetic number, because the mean of its divisors is an integer number (12573792).

Almost surely, 2^158713645 is an apocalyptic number.

It is an amenable number.

158713645 is a deficient number, since it is larger than the sum of its proper divisors (42467027).

158713645 is a wasteful number, since it uses less digits than its factorization.

158713645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23892.

The product of its digits is 100800, while the sum is 40.

The square root of 158713645 is about 12598.1603815795. The cubic root of 158713645 is about 541.4247299295.

The spelling of 158713645 in words is "one hundred fifty-eight million, seven hundred thirteen thousand, six hundred forty-five".