45803123 has 2 divisors, whose sum is σ = 45803124. Its totient is φ = 45803122.

The previous prime is 45803119. The next prime is 45803161. The reversal of 45803123 is 32130854.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45803123 - 2² = 45803119 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 45803092 and 45803101.

It is not a weakly prime, because it can be changed into another prime (45803113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22901561 + 22901562.

It is an arithmetic number, because the mean of its divisors is an integer number (22901562).

Almost surely, 2^45803123 is an apocalyptic number.

45803123 is a deficient number, since it is larger than the sum of its proper divisors (1).

45803123 is an equidigital number, since it uses as much as digits as its factorization.

45803123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 45803123 is about 6767.8004550962. The cubic root of 45803123 is about 357.7928823922.

Adding to 45803123 its reverse (32130854), we get a palindrome (77933977).

The spelling of 45803123 in words is "forty-five million, eight hundred three thousand, one hundred twenty-three".