552155999 has 2 divisors, whose sum is σ = 552156000. Its totient is φ = 552155998.

The previous prime is 552155993. The next prime is 552156029. The reversal of 552155999 is 999551255.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-552155999 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (552155993) 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, 276077999 + 276078000.

It is an arithmetic number, because the mean of its divisors is an integer number (276078000).

Almost surely, 2^552155999 is an apocalyptic number.

552155999 is a deficient number, since it is larger than the sum of its proper divisors (1).

552155999 is an equidigital number, since it uses as much as digits as its factorization.

552155999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 911250, while the sum is 50.

The square root of 552155999 is about 23497.9998936080. Note that the first 3 decimals coincide. The cubic root of 552155999 is about 820.3904540466.

The spelling of 552155999 in words is "five hundred fifty-two million, one hundred fifty-five thousand, nine hundred ninety-nine".