10978189143 has 4 divisors (see below), whose sum is σ = 14637585528. Its totient is φ = 7318792760.

The previous prime is 10978189141. The next prime is 10978189147. The reversal of 10978189143 is 34198187901.

It is a happy number.

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 10978189143 - 2¹ = 10978189141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10978189141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1829698188 + ... + 1829698193.

It is an arithmetic number, because the mean of its divisors is an integer number (3659396382).

Almost surely, 2^10978189143 is an apocalyptic number.

10978189143 is a deficient number, since it is larger than the sum of its proper divisors (3659396385).

10978189143 is an equidigital number, since it uses as much as digits as its factorization.

10978189143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3659396384.

The product of its (nonzero) digits is 435456, while the sum is 51.

The spelling of 10978189143 in words is "ten billion, nine hundred seventy-eight million, one hundred eighty-nine thousand, one hundred forty-three".