556283407 has 2 divisors, whose sum is σ = 556283408. Its totient is φ = 556283406.

The previous prime is 556283393. The next prime is 556283411. The reversal of 556283407 is 704382655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 556283407 - 2¹¹ = 556281359 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 556283407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556283417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278141703 + 278141704.

It is an arithmetic number, because the mean of its divisors is an integer number (278141704).

Almost surely, 2^556283407 is an apocalyptic number.

556283407 is a deficient number, since it is larger than the sum of its proper divisors (1).

556283407 is an equidigital number, since it uses as much as digits as its factorization.

556283407 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 201600, while the sum is 40.

The square root of 556283407 is about 23585.6610464918. The cubic root of 556283407 is about 822.4295419793.

The spelling of 556283407 in words is "five hundred fifty-six million, two hundred eighty-three thousand, four hundred seven".