45297823 has 2 divisors, whose sum is σ = 45297824. Its totient is φ = 45297822.

The previous prime is 45297821. The next prime is 45297839. The reversal of 45297823 is 32879254.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45297823 - 2¹ = 45297821 is a prime.

Together with 45297821, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45297821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22648911 + 22648912.

It is an arithmetic number, because the mean of its divisors is an integer number (22648912).

Almost surely, 2^45297823 is an apocalyptic number.

45297823 is a deficient number, since it is larger than the sum of its proper divisors (1).

45297823 is an equidigital number, since it uses as much as digits as its factorization.

45297823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 40.

The square root of 45297823 is about 6730.3657404334. The cubic root of 45297823 is about 356.4722906100.

The spelling of 45297823 in words is "forty-five million, two hundred ninety-seven thousand, eight hundred twenty-three".