45330523 has 16 divisors (see below), whose sum is σ = 54720000. Its totient is φ = 36683712.

The previous prime is 45330511. The next prime is 45330547. The reversal of 45330523 is 32503354.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45330523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45330553) 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, 75378 + ... + 75976.

It is an arithmetic number, because the mean of its divisors is an integer number (3420000).

Almost surely, 2^45330523 is an apocalyptic number.

45330523 is a deficient number, since it is larger than the sum of its proper divisors (9389477).

45330523 is a wasteful number, since it uses less digits than its factorization.

45330523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194.

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 45330523 is about 6732.7945906585. The cubic root of 45330523 is about 356.5580477857.

Adding to 45330523 its reverse (32503354), we get a palindrome (77833877).

It can be divided in two parts, 453 and 30523, that added together give a square (30976 = 176²).

The spelling of 45330523 in words is "forty-five million, three hundred thirty thousand, five hundred twenty-three".