10140778111 has 8 divisors (see below), whose sum is σ = 10167181344. Its totient is φ = 10114398720.

The previous prime is 10140778073. The next prime is 10140778127. The reversal of 10140778111 is 11187704101.

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-10140778111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140770111) 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, 1102371 + ... + 1111531.

It is an arithmetic number, because the mean of its divisors is an integer number (1270897668).

Almost surely, 2^10140778111 is an apocalyptic number.

10140778111 is a deficient number, since it is larger than the sum of its proper divisors (26403233).

10140778111 is an equidigital number, since it uses as much as digits as its factorization.

10140778111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11921.

The product of its (nonzero) digits is 1568, while the sum is 31.

The spelling of 10140778111 in words is "ten billion, one hundred forty million, seven hundred seventy-eight thousand, one hundred eleven".