554555459 has 2 divisors, whose sum is σ = 554555460. Its totient is φ = 554555458.

The previous prime is 554555437. The next prime is 554555471. The reversal of 554555459 is 954555455.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-554555459 is a prime.

It is not a weakly prime, because it can be changed into another prime (554555359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277277729 + 277277730.

It is an arithmetic number, because the mean of its divisors is an integer number (277277730).

Almost surely, 2^554555459 is an apocalyptic number.

554555459 is a deficient number, since it is larger than the sum of its proper divisors (1).

554555459 is an equidigital number, since it uses as much as digits as its factorization.

554555459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2250000, while the sum is 47.

The square root of 554555459 is about 23549.0012314748. The cubic root of 554555459 is about 821.5771051043.

The spelling of 554555459 in words is "five hundred fifty-four million, five hundred fifty-five thousand, four hundred fifty-nine".