552649091 has 2 divisors, whose sum is σ = 552649092. Its totient is φ = 552649090.

The previous prime is 552649063. The next prime is 552649103. The reversal of 552649091 is 190946255.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-552649091 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (552649051) 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, 276324545 + 276324546.

It is an arithmetic number, because the mean of its divisors is an integer number (276324546).

Almost surely, 2^552649091 is an apocalyptic number.

552649091 is a deficient number, since it is larger than the sum of its proper divisors (1).

552649091 is an equidigital number, since it uses as much as digits as its factorization.

552649091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 97200, while the sum is 41.

The square root of 552649091 is about 23508.4897643383. The cubic root of 552649091 is about 820.6345925459.

The spelling of 552649091 in words is "five hundred fifty-two million, six hundred forty-nine thousand, ninety-one".