147156645 has 16 divisors (see below), whose sum is σ = 245688192. Its totient is φ = 75071040.

The previous prime is 147156631. The next prime is 147156661. The reversal of 147156645 is 546651741.

147156645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 147156645 - 2⁴ = 147156629 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212926 + ... + 213615.

It is an arithmetic number, because the mean of its divisors is an integer number (15355512).

Almost surely, 2^147156645 is an apocalyptic number.

147156645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

147156645 is a deficient number, since it is larger than the sum of its proper divisors (98531547).

147156645 is a wasteful number, since it uses less digits than its factorization.

147156645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426572.

The product of its digits is 100800, while the sum is 39.

The square root of 147156645 is about 12130.8138638757. The cubic root of 147156645 is about 527.9506058878.

The spelling of 147156645 in words is "one hundred forty-seven million, one hundred fifty-six thousand, six hundred forty-five".