10197555 has 8 divisors (see below), whose sum is σ = 16316112. Its totient is φ = 5438688.

The previous prime is 10197527. The next prime is 10197559. The reversal of 10197555 is 55579101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10197555 - 2⁶ = 10197491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10197559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339904 + ... + 339933.

It is an arithmetic number, because the mean of its divisors is an integer number (2039514).

Almost surely, 2^10197555 is an apocalyptic number.

10197555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10197555 is a deficient number, since it is larger than the sum of its proper divisors (6118557).

10197555 is an equidigital number, since it uses as much as digits as its factorization.

10197555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679845.

The product of its (nonzero) digits is 7875, while the sum is 33.

The square root of 10197555 is about 3193.3610819950. The cubic root of 10197555 is about 216.8529587790.

The spelling of 10197555 in words is "ten million, one hundred ninety-seven thousand, five hundred fifty-five".