147249159 has 16 divisors (see below), whose sum is σ = 202792320. Its totient is φ = 94966560.

The previous prime is 147249143. The next prime is 147249161. The reversal of 147249159 is 951942741.

It is not a de Polignac number, because 147249159 - 2⁴ = 147249143 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 147249159.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147249199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16164 + ... + 23574.

It is an arithmetic number, because the mean of its divisors is an integer number (12674520).

Almost surely, 2^147249159 is an apocalyptic number.

147249159 is a deficient number, since it is larger than the sum of its proper divisors (55543161).

147249159 is a wasteful number, since it uses less digits than its factorization.

147249159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7630.

The product of its digits is 90720, while the sum is 42.

The square root of 147249159 is about 12134.6264466608. The cubic root of 147249159 is about 528.0612195143.

The spelling of 147249159 in words is "one hundred forty-seven million, two hundred forty-nine thousand, one hundred fifty-nine".