55438483 has 2 divisors, whose sum is σ = 55438484. Its totient is φ = 55438482.

The previous prime is 55438457. The next prime is 55438499. The reversal of 55438483 is 38483455.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55438483 is a prime.

It is not a weakly prime, because it can be changed into another prime (55438183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27719241 + 27719242.

It is an arithmetic number, because the mean of its divisors is an integer number (27719242).

Almost surely, 2^55438483 is an apocalyptic number.

55438483 is a deficient number, since it is larger than the sum of its proper divisors (1).

55438483 is an equidigital number, since it uses as much as digits as its factorization.

55438483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 230400, while the sum is 40.

The square root of 55438483 is about 7445.7023174446. The cubic root of 55438483 is about 381.3031964470.

The spelling of 55438483 in words is "fifty-five million, four hundred thirty-eight thousand, four hundred eighty-three".