158946745 has 8 divisors (see below), whose sum is σ = 190831680. Its totient is φ = 127093680.

The previous prime is 158946731. The next prime is 158946751. The reversal of 158946745 is 547649851.

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 158946745 - 2²⁵ = 125392313 is a prime.

It is a super-3 number, since 3×158946745³ (a number of 26 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4900 + ... + 18490.

It is an arithmetic number, because the mean of its divisors is an integer number (23853960).

Almost surely, 2^158946745 is an apocalyptic number.

It is an amenable number.

158946745 is a deficient number, since it is larger than the sum of its proper divisors (31884935).

158946745 is a wasteful number, since it uses less digits than its factorization.

158946745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15935.

The product of its digits is 1209600, while the sum is 49.

The square root of 158946745 is about 12607.4083379575. The cubic root of 158946745 is about 541.6896606675.

The spelling of 158946745 in words is "one hundred fifty-eight million, nine hundred forty-six thousand, seven hundred forty-five".