552126961 has 2 divisors, whose sum is σ = 552126962. Its totient is φ = 552126960.

The previous prime is 552126941. The next prime is 552126973. The reversal of 552126961 is 169621255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 447576336 + 104550625 = 21156^2 + 10225^2 .

It is a cyclic number.

It is not a de Polignac number, because 552126961 - 2¹³ = 552118769 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 552126961.

It is not a weakly prime, because it can be changed into another prime (552126931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276063480 + 276063481.

It is an arithmetic number, because the mean of its divisors is an integer number (276063481).

Almost surely, 2^552126961 is an apocalyptic number.

It is an amenable number.

552126961 is a deficient number, since it is larger than the sum of its proper divisors (1).

552126961 is an equidigital number, since it uses as much as digits as its factorization.

552126961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 32400, while the sum is 37.

The square root of 552126961 is about 23497.3820031083. The cubic root of 552126961 is about 820.3760722923.

The spelling of 552126961 in words is "five hundred fifty-two million, one hundred twenty-six thousand, nine hundred sixty-one".