103729897 has 8 divisors (see below), whose sum is σ = 107713800. Its totient is φ = 99773184.

The previous prime is 103729883. The next prime is 103729909. The reversal of 103729897 is 798927301.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4946176 + 98783721 = 2224^2 + 9939^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103729897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (103729807) 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, 1153 + ... + 14449.

It is an arithmetic number, because the mean of its divisors is an integer number (13464225).

Almost surely, 2^103729897 is an apocalyptic number.

It is an amenable number.

103729897 is a deficient number, since it is larger than the sum of its proper divisors (3983903).

103729897 is a wasteful number, since it uses less digits than its factorization.

103729897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13595.

The product of its (nonzero) digits is 190512, while the sum is 46.

The square root of 103729897 is about 10184.7875284662. The cubic root of 103729897 is about 469.8594675663.

The spelling of 103729897 in words is "one hundred three million, seven hundred twenty-nine thousand, eight hundred ninety-seven".