45454243 has 4 divisors (see below), whose sum is σ = 48128040. Its totient is φ = 42780448.

The previous prime is 45454237. The next prime is 45454267. The reversal of 45454243 is 34245454.

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

It is a cyclic number.

It is not a de Polignac number, because 45454243 - 2¹⁷ = 45323171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45454543) 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, 1336873 + ... + 1336906.

It is an arithmetic number, because the mean of its divisors is an integer number (12032010).

Almost surely, 2^45454243 is an apocalyptic number.

45454243 is a deficient number, since it is larger than the sum of its proper divisors (2673797).

45454243 is a wasteful number, since it uses less digits than its factorization.

45454243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2673796.

The product of its digits is 38400, while the sum is 31.

The square root of 45454243 is about 6741.9761939657. The cubic root of 45454243 is about 356.8821361837.

Adding to 45454243 its reverse (34245454), we get a palindrome (79699697).

The spelling of 45454243 in words is "forty-five million, four hundred fifty-four thousand, two hundred forty-three".