147405427 has 16 divisors (see below), whose sum is σ = 163134720. Its totient is φ = 132355872.

The previous prime is 147405421. The next prime is 147405431. The reversal of 147405427 is 724504741.

It is a happy number.

147405427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147405427 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 147405392 and 147405401.

It is not an unprimeable number, because it can be changed into a prime (147405421) 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, 71274 + ... + 73312.

It is an arithmetic number, because the mean of its divisors is an integer number (10195920).

Almost surely, 2^147405427 is an apocalyptic number.

147405427 is a deficient number, since it is larger than the sum of its proper divisors (15729293).

147405427 is a wasteful number, since it uses less digits than its factorization.

147405427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202.

The product of its (nonzero) digits is 31360, while the sum is 34.

The square root of 147405427 is about 12141.0636683941. The cubic root of 147405427 is about 528.2479549255.

The spelling of 147405427 in words is "one hundred forty-seven million, four hundred five thousand, four hundred twenty-seven".