197801125 has 8 divisors (see below), whose sum is σ = 246855960. Its totient is φ = 158240800.

The previous prime is 197801089. The next prime is 197801129. The reversal of 197801125 is 521108791.

It is a happy number.

197801125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 35034561 + 162766564 = 5919^2 + 12758^2 .

It is not a de Polignac number, because 197801125 - 2⁷ = 197800997 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197801129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791080 + ... + 791329.

It is an arithmetic number, because the mean of its divisors is an integer number (30856995).

Almost surely, 2^197801125 is an apocalyptic number.

It is an amenable number.

197801125 is a deficient number, since it is larger than the sum of its proper divisors (49054835).

197801125 is an equidigital number, since it uses as much as digits as its factorization.

197801125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582424 (or 1582414 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 34.

The square root of 197801125 is about 14064.1787886815. The cubic root of 197801125 is about 582.6524618262.

The spelling of 197801125 in words is "one hundred ninety-seven million, eight hundred one thousand, one hundred twenty-five".