45726123 has 4 divisors (see below), whose sum is σ = 60968168. Its totient is φ = 30484080.

The previous prime is 45726113. The next prime is 45726133. The reversal of 45726123 is 32162754.

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

It is an interprime number because it is at equal distance from previous prime (45726113) and next prime (45726133).

It is not a de Polignac number, because 45726123 - 2⁹ = 45725611 is a prime.

It is a super-2 number, since 2×45726123² = 4181756649222258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45726113) 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, 7621018 + ... + 7621023.

It is an arithmetic number, because the mean of its divisors is an integer number (15242042).

Almost surely, 2^45726123 is an apocalyptic number.

45726123 is a deficient number, since it is larger than the sum of its proper divisors (15242045).

45726123 is a wasteful number, since it uses less digits than its factorization.

45726123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15242044.

The product of its digits is 10080, while the sum is 30.

The square root of 45726123 is about 6762.1093602514. The cubic root of 45726123 is about 357.5922737672.

Adding to 45726123 its reverse (32162754), we get a palindrome (77888877).

The spelling of 45726123 in words is "forty-five million, seven hundred twenty-six thousand, one hundred twenty-three".