45416123 has 4 divisors (see below), whose sum is σ = 45576888. Its totient is φ = 45255360.

The previous prime is 45416093. The next prime is 45416141. The reversal of 45416123 is 32161454.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45416123 - 2¹⁰ = 45415099 is a prime.

It is a super-2 number, since 2×45416123² = 4125248456702258, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45416092 and 45416101.

It is not an unprimeable number, because it can be changed into a prime (45416143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79958 + ... + 80523.

It is an arithmetic number, because the mean of its divisors is an integer number (11394222).

Almost surely, 2^45416123 is an apocalyptic number.

45416123 is a deficient number, since it is larger than the sum of its proper divisors (160765).

45416123 is a wasteful number, since it uses less digits than its factorization.

45416123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160764.

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

The square root of 45416123 is about 6739.1485367218. The cubic root of 45416123 is about 356.7823424059.

Adding to 45416123 its reverse (32161454), we get a palindrome (77577577).

The spelling of 45416123 in words is "forty-five million, four hundred sixteen thousand, one hundred twenty-three".