45111441 has 8 divisors (see below), whose sum is σ = 62763840. Its totient is φ = 28766672.

The previous prime is 45111431. The next prime is 45111461. The reversal of 45111441 is 14411154.

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 45111441 - 2¹⁸ = 44849297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45111431) 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, 326826 + ... + 326963.

It is an arithmetic number, because the mean of its divisors is an integer number (7845480).

Almost surely, 2^45111441 is an apocalyptic number.

It is an amenable number.

45111441 is a deficient number, since it is larger than the sum of its proper divisors (17652399).

45111441 is a wasteful number, since it uses less digits than its factorization.

45111441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653815.

The product of its digits is 320, while the sum is 21.

The square root of 45111441 is about 6716.5051179911. The cubic root of 45111441 is about 355.9827059940.

Adding to 45111441 its reverse (14411154), we get a palindrome (59522595).

The spelling of 45111441 in words is "forty-five million, one hundred eleven thousand, four hundred forty-one".