109136553143 has 4 divisors (see below), whose sum is σ = 109203881448. Its totient is φ = 109069224840.

The previous prime is 109136553107. The next prime is 109136553161. The reversal of 109136553143 is 341355631901.

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

It is a cyclic number.

It is not a de Polignac number, because 109136553143 - 2⁶ = 109136553079 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 109136553143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109136553343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33661721 + ... + 33664962.

It is an arithmetic number, because the mean of its divisors is an integer number (27300970362).

Almost surely, 2^109136553143 is an apocalyptic number.

109136553143 is a deficient number, since it is larger than the sum of its proper divisors (67328305).

109136553143 is an equidigital number, since it uses as much as digits as its factorization.

109136553143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67328304.

The product of its (nonzero) digits is 145800, while the sum is 41.

The spelling of 109136553143 in words is "one hundred nine billion, one hundred thirty-six million, five hundred fifty-three thousand, one hundred forty-three".