101406543365 has 4 divisors (see below), whose sum is σ = 121687852044. Its totient is φ = 81125234688.

The previous prime is 101406543347. The next prime is 101406543373. The reversal of 101406543365 is 563345604101.

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

It can be written as a sum of positive squares in 2 ways, for example, as 54846829636 + 46559713729 = 234194^2 + 215777^2 .

It is a cyclic number.

It is not a de Polignac number, because 101406543365 - 2⁸ = 101406543109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10140654332 + ... + 10140654341.

It is an arithmetic number, because the mean of its divisors is an integer number (30421963011).

Almost surely, 2^101406543365 is an apocalyptic number.

It is an amenable number.

101406543365 is a deficient number, since it is larger than the sum of its proper divisors (20281308679).

101406543365 is an equidigital number, since it uses as much as digits as its factorization.

101406543365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20281308678.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 101406543365 in words is "one hundred one billion, four hundred six million, five hundred forty-three thousand, three hundred sixty-five".