7472547145 has 16 divisors (see below), whose sum is σ = 10787437440. Its totient is φ = 4854345984.

The previous prime is 7472547143. The next prime is 7472547191. The reversal of 7472547145 is 5417452747.

It is a cyclic number.

It is not a de Polignac number, because 7472547145 - 2¹ = 7472547143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7472547095 and 7472547104.

It is not an unprimeable number, because it can be changed into a prime (7472547143) 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, 5617792 + ... + 5619121.

It is an arithmetic number, because the mean of its divisors is an integer number (674214840).

Almost surely, 2^7472547145 is an apocalyptic number.

It is an amenable number.

7472547145 is a deficient number, since it is larger than the sum of its proper divisors (3314890295).

7472547145 is a wasteful number, since it uses less digits than its factorization.

7472547145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11236944.

The product of its digits is 1097600, while the sum is 46.

The square root of 7472547145 is about 86443.8959383484. The cubic root of 7472547145 is about 1955.0425829558.

The spelling of 7472547145 in words is "seven billion, four hundred seventy-two million, five hundred forty-seven thousand, one hundred forty-five".