45147433 has 4 divisors (see below), whose sum is σ = 45291988. Its totient is φ = 45002880.

The previous prime is 45147397. The next prime is 45147451. The reversal of 45147433 is 33474154.

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 10419984 + 34727449 = 3228^2 + 5893^2 .

It is a cyclic number.

It is not a de Polignac number, because 45147433 - 2⁹ = 45146921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45147395 and 45147404.

It is not an unprimeable number, because it can be changed into a prime (45147493) 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, 71808 + ... + 72433.

It is an arithmetic number, because the mean of its divisors is an integer number (11322997).

Almost surely, 2^45147433 is an apocalyptic number.

It is an amenable number.

45147433 is a deficient number, since it is larger than the sum of its proper divisors (144555).

45147433 is a wasteful number, since it uses less digits than its factorization.

45147433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144554.

The product of its digits is 20160, while the sum is 31.

The square root of 45147433 is about 6719.1839534277. The cubic root of 45147433 is about 356.0773539984.

The spelling of 45147433 in words is "forty-five million, one hundred forty-seven thousand, four hundred thirty-three".