45272737 has 2 divisors, whose sum is σ = 45272738. Its totient is φ = 45272736.

The previous prime is 45272701. The next prime is 45272749. The reversal of 45272737 is 73727254.

45272737 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40908816 + 4363921 = 6396^2 + 2089^2 .

It is a cyclic number.

It is not a de Polignac number, because 45272737 - 2¹¹ = 45270689 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45272696 and 45272705.

It is not a weakly prime, because it can be changed into another prime (45272137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22636368 + 22636369.

It is an arithmetic number, because the mean of its divisors is an integer number (22636369).

Almost surely, 2^45272737 is an apocalyptic number.

It is an amenable number.

45272737 is a deficient number, since it is larger than the sum of its proper divisors (1).

45272737 is an equidigital number, since it uses as much as digits as its factorization.

45272737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82320, while the sum is 37.

The square root of 45272737 is about 6728.5018391912. The cubic root of 45272737 is about 356.4064735017.

The spelling of 45272737 in words is "forty-five million, two hundred seventy-two thousand, seven hundred thirty-seven".