158072147 has 2 divisors, whose sum is σ = 158072148. Its totient is φ = 158072146.

The previous prime is 158072113. The next prime is 158072203. The reversal of 158072147 is 741270851.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 158072147 - 2²⁰ = 157023571 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (158078147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79036073 + 79036074.

It is an arithmetic number, because the mean of its divisors is an integer number (79036074).

Almost surely, 2^158072147 is an apocalyptic number.

158072147 is a deficient number, since it is larger than the sum of its proper divisors (1).

158072147 is an equidigital number, since it uses as much as digits as its factorization.

158072147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15680, while the sum is 35.

The square root of 158072147 is about 12572.6746160075. The cubic root of 158072147 is about 540.6942909929.

The spelling of 158072147 in words is "one hundred fifty-eight million, seventy-two thousand, one hundred forty-seven".