147006745 has 4 divisors (see below), whose sum is σ = 176408100. Its totient is φ = 117605392.

The previous prime is 147006733. The next prime is 147006791. The reversal of 147006745 is 547600741.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 547600741 = 541 ⋅1012201.

It can be written as a sum of positive squares in 2 ways, for example, as 43943641 + 103063104 = 6629^2 + 10152^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147006745 is a prime.

It is a super-2 number, since 2×147006745² = 43221966150990050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 147006745.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14700670 + ... + 14700679.

It is an arithmetic number, because the mean of its divisors is an integer number (44102025).

Almost surely, 2^147006745 is an apocalyptic number.

It is an amenable number.

147006745 is a deficient number, since it is larger than the sum of its proper divisors (29401355).

147006745 is an equidigital number, since it uses as much as digits as its factorization.

147006745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29401354.

The product of its (nonzero) digits is 23520, while the sum is 34.

The square root of 147006745 is about 12124.6338089033. The cubic root of 147006745 is about 527.7712806915.

The spelling of 147006745 in words is "one hundred forty-seven million, six thousand, seven hundred forty-five".