147009601 has 4 divisors (see below), whose sum is σ = 147069652. Its totient is φ = 146949552.

The previous prime is 147009589. The next prime is 147009623. The reversal of 147009601 is 106900741.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 61465600 + 85544001 = 7840^2 + 9249^2 .

It is a cyclic number.

It is not a de Polignac number, because 147009601 - 2¹⁵ = 146976833 is a prime.

It is a super-2 number, since 2×147009601² = 43223645572358402, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 147009601.

It is not an unprimeable number, because it can be changed into a prime (147009101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26190 + ... + 31303.

It is an arithmetic number, because the mean of its divisors is an integer number (36767413).

Almost surely, 2^147009601 is an apocalyptic number.

It is an amenable number.

147009601 is a deficient number, since it is larger than the sum of its proper divisors (60051).

147009601 is an equidigital number, since it uses as much as digits as its factorization.

147009601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60050.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 147009601 is about 12124.7515850841. The cubic root of 147009601 is about 527.7746984599.

The spelling of 147009601 in words is "one hundred forty-seven million, nine thousand, six hundred one".