45190843 has 2 divisors, whose sum is σ = 45190844. Its totient is φ = 45190842.

The previous prime is 45190841. The next prime is 45190891. The reversal of 45190843 is 34809154.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45190843 - 2¹ = 45190841 is a prime.

Together with 45190841, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 45190799 and 45190808.

It is not a weakly prime, because it can be changed into another prime (45190841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22595421 + 22595422.

It is an arithmetic number, because the mean of its divisors is an integer number (22595422).

Almost surely, 2^45190843 is an apocalyptic number.

45190843 is a deficient number, since it is larger than the sum of its proper divisors (1).

45190843 is an equidigital number, since it uses as much as digits as its factorization.

45190843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 45190843 is about 6722.4134802911. The cubic root of 45190843 is about 356.1914421860.

Adding to 45190843 its reverse (34809154), we get a palindrome (79999997).

The spelling of 45190843 in words is "forty-five million, one hundred ninety thousand, eight hundred forty-three".