45661123 has 8 divisors (see below), whose sum is σ = 48853520. Its totient is φ = 42547680.

The previous prime is 45661117. The next prime is 45661127. The reversal of 45661123 is 32116654.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45661123 - 2²⁵ = 12106691 is a prime.

It is a super-2 number, since 2×45661123² = 4169876307242258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45661091 and 45661100.

It is not an unprimeable number, because it can be changed into a prime (45661127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18540 + ... + 20857.

It is an arithmetic number, because the mean of its divisors is an integer number (6106690).

Almost surely, 2^45661123 is an apocalyptic number.

45661123 is a deficient number, since it is larger than the sum of its proper divisors (3192397).

45661123 is a wasteful number, since it uses less digits than its factorization.

45661123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39477.

The product of its digits is 4320, while the sum is 28.

The square root of 45661123 is about 6757.3014584226. The cubic root of 45661123 is about 357.4227534538.

Adding to 45661123 its reverse (32116654), we get a palindrome (77777777).

The spelling of 45661123 in words is "forty-five million, six hundred sixty-one thousand, one hundred twenty-three".