45748123 has 2 divisors, whose sum is σ = 45748124. Its totient is φ = 45748122.

The previous prime is 45748099. The next prime is 45748223. The reversal of 45748123 is 32184754.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45748123 - 2⁵ = 45748091 is a prime.

It is not a weakly prime, because it can be changed into another prime (45748223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22874061 + 22874062.

It is an arithmetic number, because the mean of its divisors is an integer number (22874062).

Almost surely, 2^45748123 is an apocalyptic number.

45748123 is a deficient number, since it is larger than the sum of its proper divisors (1).

45748123 is an equidigital number, since it uses as much as digits as its factorization.

45748123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 34.

The square root of 45748123 is about 6763.7358759786. The cubic root of 45748123 is about 357.6496134829.

The spelling of 45748123 in words is "forty-five million, seven hundred forty-eight thousand, one hundred twenty-three".