105234840897 has 8 divisors (see below), whose sum is σ = 144839351040. Its totient is φ = 67893445680.

The previous prime is 105234840859. The next prime is 105234840911. The reversal of 105234840897 is 798048432501.

It is a happy number.

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

It is not a de Polignac number, because 105234840897 - 2⁶ = 105234840833 is a prime.

It is a super-2 number, since 2×105234840897² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (105234841897) 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, 565778622 + ... + 565778807.

It is an arithmetic number, because the mean of its divisors is an integer number (18104918880).

Almost surely, 2^105234840897 is an apocalyptic number.

It is an amenable number.

105234840897 is a deficient number, since it is larger than the sum of its proper divisors (39604510143).

105234840897 is a wasteful number, since it uses less digits than its factorization.

105234840897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1131557463.

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 105234840897 in words is "one hundred five billion, two hundred thirty-four million, eight hundred forty thousand, eight hundred ninety-seven".