103200551 has 2 divisors, whose sum is σ = 103200552. Its totient is φ = 103200550.

The previous prime is 103200479. The next prime is 103200553. The reversal of 103200551 is 155002301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103200551 - 2²² = 99006247 is a prime.

Together with 103200553, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103200553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51600275 + 51600276.

It is an arithmetic number, because the mean of its divisors is an integer number (51600276).

Almost surely, 2^103200551 is an apocalyptic number.

103200551 is a deficient number, since it is larger than the sum of its proper divisors (1).

103200551 is an equidigital number, since it uses as much as digits as its factorization.

103200551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 103200551 is about 10158.7671988288. The cubic root of 103200551 is about 469.0588545638.

Adding to 103200551 its reverse (155002301), we get a palindrome (258202852).

The spelling of 103200551 in words is "one hundred three million, two hundred thousand, five hundred fifty-one".