45270443 has 4 divisors (see below), whose sum is σ = 46323288. Its totient is φ = 44217600.

The previous prime is 45270431. The next prime is 45270451. The reversal of 45270443 is 34407254.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45270443 is a prime.

It is a super-3 number, since 3×45270443³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45270343) 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, 526358 + ... + 526443.

It is an arithmetic number, because the mean of its divisors is an integer number (11580822).

Almost surely, 2^45270443 is an apocalyptic number.

45270443 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

45270443 is a deficient number, since it is larger than the sum of its proper divisors (1052845).

45270443 is a wasteful number, since it uses less digits than its factorization.

45270443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052844.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 45270443 is about 6728.3313681774. The cubic root of 45270443 is about 356.4004536148.

Adding to 45270443 its reverse (34407254), we get a palindrome (79677697).

The spelling of 45270443 in words is "forty-five million, two hundred seventy thousand, four hundred forty-three".