45444263 has 2 divisors, whose sum is σ = 45444264. Its totient is φ = 45444262.

The previous prime is 45444241. The next prime is 45444271. The reversal of 45444263 is 36244454.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45444263 - 2⁶ = 45444199 is a prime.

It is a super-2 number, since 2×45444263² = 4130362079226338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45444863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22722131 + 22722132.

It is an arithmetic number, because the mean of its divisors is an integer number (22722132).

Almost surely, 2^45444263 is an apocalyptic number.

45444263 is a deficient number, since it is larger than the sum of its proper divisors (1).

45444263 is an equidigital number, since it uses as much as digits as its factorization.

45444263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 46080, while the sum is 32.

The square root of 45444263 is about 6741.2360142633. The cubic root of 45444263 is about 356.8560150842.

The spelling of 45444263 in words is "forty-five million, four hundred forty-four thousand, two hundred sixty-three".