195528803 has 4 divisors (see below), whose sum is σ = 196016808. Its totient is φ = 195040800.

The previous prime is 195528799. The next prime is 195528833. The reversal of 195528803 is 308825591.

195528803 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 195528803 - 2² = 195528799 is a prime.

It is a super-2 number, since 2×195528803² = 76463025605225618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (195528833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243401 + ... + 244202.

It is an arithmetic number, because the mean of its divisors is an integer number (49004202).

Almost surely, 2^195528803 is an apocalyptic number.

195528803 is a deficient number, since it is larger than the sum of its proper divisors (488005).

195528803 is an equidigital number, since it uses as much as digits as its factorization.

195528803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488004.

The product of its (nonzero) digits is 86400, while the sum is 41.

The square root of 195528803 is about 13983.1614093523. The cubic root of 195528803 is about 580.4127096283.

The spelling of 195528803 in words is "one hundred ninety-five million, five hundred twenty-eight thousand, eight hundred three".