45273233 has 2 divisors, whose sum is σ = 45273234. Its totient is φ = 45273232.

The previous prime is 45273209. The next prime is 45273247. The reversal of 45273233 is 33237254.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42094144 + 3179089 = 6488^2 + 1783^2 .

It is a cyclic number.

It is not a de Polignac number, because 45273233 - 2⁶ = 45273169 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45273196 and 45273205.

It is not a weakly prime, because it can be changed into another prime (45273133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22636616 + 22636617.

It is an arithmetic number, because the mean of its divisors is an integer number (22636617).

Almost surely, 2^45273233 is an apocalyptic number.

It is an amenable number.

45273233 is a deficient number, since it is larger than the sum of its proper divisors (1).

45273233 is an equidigital number, since it uses as much as digits as its factorization.

45273233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15120, while the sum is 29.

The square root of 45273233 is about 6728.5386972210. The cubic root of 45273233 is about 356.4077750721.

It can be divided in two parts, 452 and 73233, that multiplied together give a triangular number (33101316 = T₈₁₃₆).

The spelling of 45273233 in words is "forty-five million, two hundred seventy-three thousand, two hundred thirty-three".