45151323 has 16 divisors (see below), whose sum is σ = 71794176. Its totient is φ = 24678720.

The previous prime is 45151313. The next prime is 45151331. The reversal of 45151323 is 32315154.

It is not a de Polignac number, because 45151323 - 2⁴ = 45151307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45151293 and 45151302.

It is not an unprimeable number, because it can be changed into a prime (45151313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46258 + ... + 47223.

It is an arithmetic number, because the mean of its divisors is an integer number (4487136).

Almost surely, 2^45151323 is an apocalyptic number.

45151323 is a deficient number, since it is larger than the sum of its proper divisors (26642853).

45151323 is a wasteful number, since it uses less digits than its factorization.

45151323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93514.

The product of its digits is 1800, while the sum is 24.

The square root of 45151323 is about 6719.4734168683. The cubic root of 45151323 is about 356.0875805017.

Adding to 45151323 its reverse (32315154), we get a palindrome (77466477).

The spelling of 45151323 in words is "forty-five million, one hundred fifty-one thousand, three hundred twenty-three".