556950547 has 2 divisors, whose sum is σ = 556950548. Its totient is φ = 556950546.

The previous prime is 556950521. The next prime is 556950607. The reversal of 556950547 is 745059655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 556950547 - 2²⁷ = 422732819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 556950497 and 556950506.

It is not a weakly prime, because it can be changed into another prime (556951547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278475273 + 278475274.

It is an arithmetic number, because the mean of its divisors is an integer number (278475274).

Almost surely, 2^556950547 is an apocalyptic number.

556950547 is a deficient number, since it is larger than the sum of its proper divisors (1).

556950547 is an equidigital number, since it uses as much as digits as its factorization.

556950547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 945000, while the sum is 46.

The square root of 556950547 is about 23599.7997237265. The cubic root of 556950547 is about 822.7581852841.

The spelling of 556950547 in words is "five hundred fifty-six million, nine hundred fifty thousand, five hundred forty-seven".