552217139 has 2 divisors, whose sum is σ = 552217140. Its totient is φ = 552217138.

The previous prime is 552217091. The next prime is 552217153. The reversal of 552217139 is 931712255.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 552217139 - 2¹² = 552213043 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 552217099 and 552217108.

It is not a weakly prime, because it can be changed into another prime (552216139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276108569 + 276108570.

It is an arithmetic number, because the mean of its divisors is an integer number (276108570).

Almost surely, 2^552217139 is an apocalyptic number.

552217139 is a deficient number, since it is larger than the sum of its proper divisors (1).

552217139 is an equidigital number, since it uses as much as digits as its factorization.

552217139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18900, while the sum is 35.

The square root of 552217139 is about 23499.3008193861. The cubic root of 552217139 is about 820.4207334249.

The spelling of 552217139 in words is "five hundred fifty-two million, two hundred seventeen thousand, one hundred thirty-nine".