45371243 has 2 divisors, whose sum is σ = 45371244. Its totient is φ = 45371242.

The previous prime is 45371239. The next prime is 45371279. The reversal of 45371243 is 34217354.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45371243 - 2² = 45371239 is a prime.

It is not a weakly prime, because it can be changed into another prime (45371743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22685621 + 22685622.

It is an arithmetic number, because the mean of its divisors is an integer number (22685622).

Almost surely, 2^45371243 is an apocalyptic number.

45371243 is a deficient number, since it is larger than the sum of its proper divisors (1).

45371243 is an equidigital number, since it uses as much as digits as its factorization.

45371243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10080, while the sum is 29.

The square root of 45371243 is about 6735.8179161851. The cubic root of 45371243 is about 356.6647801261.

Adding to 45371243 its reverse (34217354), we get a palindrome (79588597).

The spelling of 45371243 in words is "forty-five million, three hundred seventy-one thousand, two hundred forty-three".