55446043 has 2 divisors, whose sum is σ = 55446044. Its totient is φ = 55446042.

The previous prime is 55446023. The next prime is 55446059. The reversal of 55446043 is 34064455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55446043 - 2⁹ = 55445531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55445996 and 55446014.

It is not a weakly prime, because it can be changed into another prime (55446023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27723021 + 27723022.

It is an arithmetic number, because the mean of its divisors is an integer number (27723022).

Almost surely, 2^55446043 is an apocalyptic number.

55446043 is a deficient number, since it is larger than the sum of its proper divisors (1).

55446043 is an equidigital number, since it uses as much as digits as its factorization.

55446043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 55446043 is about 7446.2099755513. The cubic root of 55446043 is about 381.3205280969.

The spelling of 55446043 in words is "fifty-five million, four hundred forty-six thousand, forty-three".