195098545 has 16 divisors (see below), whose sum is σ = 252097920. Its totient is φ = 144404224.

The previous prime is 195098539. The next prime is 195098567. The reversal of 195098545 is 545890591.

It is a cyclic number.

It is not a de Polignac number, because 195098545 - 2⁵ = 195098513 is a prime.

It is a super-2 number, since 2×195098545² = 76126884522234050, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 195098495 and 195098504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14437 + ... + 24466.

It is an arithmetic number, because the mean of its divisors is an integer number (15756120).

Almost surely, 2^195098545 is an apocalyptic number.

It is an amenable number.

195098545 is a deficient number, since it is larger than the sum of its proper divisors (56999375).

195098545 is a wasteful number, since it uses less digits than its factorization.

195098545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38984.

The product of its (nonzero) digits is 324000, while the sum is 46.

The square root of 195098545 is about 13967.7680751078. The cubic root of 195098545 is about 579.9866673511.

It can be divided in two parts, 19 and 5098545, that added together give a square (5098564 = 2258²).

The spelling of 195098545 in words is "one hundred ninety-five million, ninety-eight thousand, five hundred forty-five".