552857791 has 2 divisors, whose sum is σ = 552857792. Its totient is φ = 552857790.

The previous prime is 552857783. The next prime is 552857807. The reversal of 552857791 is 197758255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 552857791 - 2³ = 552857783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (552857761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276428895 + 276428896.

It is an arithmetic number, because the mean of its divisors is an integer number (276428896).

Almost surely, 2^552857791 is an apocalyptic number.

552857791 is a deficient number, since it is larger than the sum of its proper divisors (1).

552857791 is an equidigital number, since it uses as much as digits as its factorization.

552857791 is an evil number, because the sum of its binary digits is even.

The product of its digits is 882000, while the sum is 49.

The square root of 552857791 is about 23512.9281672870. The cubic root of 552857791 is about 820.7378798385.

The spelling of 552857791 in words is "five hundred fifty-two million, eight hundred fifty-seven thousand, seven hundred ninety-one".