101343897 has 12 divisors (see below), whose sum is σ = 149148324. Its totient is φ = 66287520.

The previous prime is 101343889. The next prime is 101343899. The reversal of 101343897 is 798343101.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 32387481 + 68956416 = 5691^2 + 8304^2 .

It is not a de Polignac number, because 101343897 - 2³ = 101343889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101343899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 105754 + ... + 106707.

It is an arithmetic number, because the mean of its divisors is an integer number (12429027).

Almost surely, 2^101343897 is an apocalyptic number.

It is an amenable number.

101343897 is a deficient number, since it is larger than the sum of its proper divisors (47804427).

101343897 is a wasteful number, since it uses less digits than its factorization.

101343897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212520 (or 212517 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 101343897 is about 10066.9705969572. The cubic root of 101343897 is about 466.2289102963.

Adding to 101343897 its reverse (798343101), we get a palindrome (899686998).

The spelling of 101343897 in words is "one hundred one million, three hundred forty-three thousand, eight hundred ninety-seven".