45289263 has 4 divisors (see below), whose sum is σ = 60385688. Its totient is φ = 30192840.

The previous prime is 45289259. The next prime is 45289289. The reversal of 45289263 is 36298254.

It is a happy number.

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

It is not a de Polignac number, because 45289263 - 2² = 45289259 is a prime.

It is a super-2 number, since 2×45289263² = 4102234686166338, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45289243) 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, 7548208 + ... + 7548213.

It is an arithmetic number, because the mean of its divisors is an integer number (15096422).

Almost surely, 2^45289263 is an apocalyptic number.

45289263 is a deficient number, since it is larger than the sum of its proper divisors (15096425).

45289263 is a wasteful number, since it uses less digits than its factorization.

45289263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15096424.

The product of its digits is 103680, while the sum is 39.

The square root of 45289263 is about 6729.7297865516. The cubic root of 45289263 is about 356.4498348212.

The spelling of 45289263 in words is "forty-five million, two hundred eighty-nine thousand, two hundred sixty-three".