556061383 has 2 divisors, whose sum is σ = 556061384. Its totient is φ = 556061382.

The previous prime is 556061369. The next prime is 556061447. The reversal of 556061383 is 383160655.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-556061383 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556061783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278030691 + 278030692.

It is an arithmetic number, because the mean of its divisors is an integer number (278030692).

Almost surely, 2^556061383 is an apocalyptic number.

556061383 is a deficient number, since it is larger than the sum of its proper divisors (1).

556061383 is an equidigital number, since it uses as much as digits as its factorization.

556061383 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 37.

The square root of 556061383 is about 23580.9538187072. The cubic root of 556061383 is about 822.3201113110.

The spelling of 556061383 in words is "five hundred fifty-six million, sixty-one thousand, three hundred eighty-three".