551520199 has 2 divisors, whose sum is σ = 551520200. Its totient is φ = 551520198.

The previous prime is 551520181. The next prime is 551520217. The reversal of 551520199 is 991025155.

It is a balanced prime because it is at equal distance from previous prime (551520181) and next prime (551520217).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551520199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551520899) 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, 275760099 + 275760100.

It is an arithmetic number, because the mean of its divisors is an integer number (275760100).

Almost surely, 2^551520199 is an apocalyptic number.

551520199 is a deficient number, since it is larger than the sum of its proper divisors (1).

551520199 is an equidigital number, since it uses as much as digits as its factorization.

551520199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20250, while the sum is 37.

The square root of 551520199 is about 23484.4671857805. The cubic root of 551520199 is about 820.0754436833.

The spelling of 551520199 in words is "five hundred fifty-one million, five hundred twenty thousand, one hundred ninety-nine".