45312433 has 2 divisors, whose sum is σ = 45312434. Its totient is φ = 45312432.

The previous prime is 45312431. The next prime is 45312437. The reversal of 45312433 is 33421354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25170289 + 20142144 = 5017^2 + 4488^2 .

It is a cyclic number.

It is not a de Polignac number, because 45312433 - 2¹ = 45312431 is a prime.

Together with 45312431, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 45312398 and 45312407.

It is not a weakly prime, because it can be changed into another prime (45312431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22656216 + 22656217.

It is an arithmetic number, because the mean of its divisors is an integer number (22656217).

Almost surely, 2^45312433 is an apocalyptic number.

It is an amenable number.

45312433 is a deficient number, since it is larger than the sum of its proper divisors (1).

45312433 is an equidigital number, since it uses as much as digits as its factorization.

45312433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 25.

The square root of 45312433 is about 6731.4510322812. The cubic root of 45312433 is about 356.5106110708.

Adding to 45312433 its reverse (33421354), we get a palindrome (78733787).

The spelling of 45312433 in words is "forty-five million, three hundred twelve thousand, four hundred thirty-three".