45516243 has 4 divisors (see below), whose sum is σ = 60688328. Its totient is φ = 30344160.

The previous prime is 45516221. The next prime is 45516271. The reversal of 45516243 is 34261554.

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

It is not a de Polignac number, because 45516243 - 2⁹ = 45515731 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45516243.

It is not an unprimeable number, because it can be changed into a prime (45516203) 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, 7586038 + ... + 7586043.

It is an arithmetic number, because the mean of its divisors is an integer number (15172082).

Almost surely, 2^45516243 is an apocalyptic number.

45516243 is a deficient number, since it is larger than the sum of its proper divisors (15172085).

45516243 is a wasteful number, since it uses less digits than its factorization.

45516243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15172084.

The product of its digits is 14400, while the sum is 30.

The square root of 45516243 is about 6746.5726854456. The cubic root of 45516243 is about 357.0443259542.

Adding to 45516243 its reverse (34261554), we get a palindrome (79777797).

The spelling of 45516243 in words is "forty-five million, five hundred sixteen thousand, two hundred forty-three".