551622107 has 2 divisors, whose sum is σ = 551622108. Its totient is φ = 551622106.

The previous prime is 551622101. The next prime is 551622119. The reversal of 551622107 is 701226155.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551622107 is a prime.

It is a super-2 number, since 2×551622107² = 608573897862238898, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 551622107.

It is not a weakly prime, because it can be changed into another prime (551622101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275811053 + 275811054.

It is an arithmetic number, because the mean of its divisors is an integer number (275811054).

Almost surely, 2^551622107 is an apocalyptic number.

551622107 is a deficient number, since it is larger than the sum of its proper divisors (1).

551622107 is an equidigital number, since it uses as much as digits as its factorization.

551622107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 551622107 is about 23486.6367749833. The cubic root of 551622107 is about 820.1259508098.

The spelling of 551622107 in words is "five hundred fifty-one million, six hundred twenty-two thousand, one hundred seven".