557275051 has 2 divisors, whose sum is σ = 557275052. Its totient is φ = 557275050.

The previous prime is 557274967. The next prime is 557275057. The reversal of 557275051 is 150572755.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 557275051 - 2²¹ = 555177899 is a prime.

It is equal to p_29206972 and since 557275051 and 29206972 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 557275051.

It is not a weakly prime, because it can be changed into another prime (557275057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278637525 + 278637526.

It is an arithmetic number, because the mean of its divisors is an integer number (278637526).

Almost surely, 2^557275051 is an apocalyptic number.

557275051 is a deficient number, since it is larger than the sum of its proper divisors (1).

557275051 is an equidigital number, since it uses as much as digits as its factorization.

557275051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61250, while the sum is 37.

The square root of 557275051 is about 23606.6738656677. The cubic root of 557275051 is about 822.9179460189.

The spelling of 557275051 in words is "five hundred fifty-seven million, two hundred seventy-five thousand, fifty-one".