10199551 has 2 divisors, whose sum is σ = 10199552. Its totient is φ = 10199550.

The previous prime is 10199537. The next prime is 10199569. The reversal of 10199551 is 15599101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10199551 - 2¹⁷ = 10068479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10199251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5099775 + 5099776.

It is an arithmetic number, because the mean of its divisors is an integer number (5099776).

Almost surely, 2^10199551 is an apocalyptic number.

10199551 is a deficient number, since it is larger than the sum of its proper divisors (1).

10199551 is an equidigital number, since it uses as much as digits as its factorization.

10199551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2025, while the sum is 31.

The square root of 10199551 is about 3193.6735900840. The cubic root of 10199551 is about 216.8671062966.

The spelling of 10199551 in words is "ten million, one hundred ninety-nine thousand, five hundred fifty-one".