45163423 has 2 divisors, whose sum is σ = 45163424. Its totient is φ = 45163422.

The previous prime is 45163409. The next prime is 45163453. The reversal of 45163423 is 32436154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45163423 - 2²⁵ = 11608991 is a prime.

It is equal to p_2727451 and since 45163423 and 2727451 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 45163391 and 45163400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45163403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22581711 + 22581712.

It is an arithmetic number, because the mean of its divisors is an integer number (22581712).

Almost surely, 2^45163423 is an apocalyptic number.

45163423 is a deficient number, since it is larger than the sum of its proper divisors (1).

45163423 is an equidigital number, since it uses as much as digits as its factorization.

45163423 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 28.

The square root of 45163423 is about 6720.3737247269. The cubic root of 45163423 is about 356.1193866933.

Adding to 45163423 its reverse (32436154), we get a palindrome (77599577).

The spelling of 45163423 in words is "forty-five million, one hundred sixty-three thousand, four hundred twenty-three".