45384419 has 2 divisors, whose sum is σ = 45384420. Its totient is φ = 45384418.

The previous prime is 45384413. The next prime is 45384431. The reversal of 45384419 is 91448354.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45384419 - 2¹⁶ = 45318883 is a prime.

It is a super-2 number, since 2×45384419² = 4119490975935122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45384413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22692209 + 22692210.

It is an arithmetic number, because the mean of its divisors is an integer number (22692210).

Almost surely, 2^45384419 is an apocalyptic number.

45384419 is a deficient number, since it is larger than the sum of its proper divisors (1).

45384419 is an equidigital number, since it uses as much as digits as its factorization.

45384419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 38.

The square root of 45384419 is about 6736.7959001294. The cubic root of 45384419 is about 356.6993024358.

The spelling of 45384419 in words is "forty-five million, three hundred eighty-four thousand, four hundred nineteen".