1140106379 has 4 divisors (see below), whose sum is σ = 1140521184. Its totient is φ = 1139691576.

The previous prime is 1140106369. The next prime is 1140106423. The reversal of 1140106379 is 9736010411.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1140106379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1140106369) 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, 203252 + ... + 208785.

It is an arithmetic number, because the mean of its divisors is an integer number (285130296).

Almost surely, 2^1140106379 is an apocalyptic number.

1140106379 is a deficient number, since it is larger than the sum of its proper divisors (414805).

1140106379 is an equidigital number, since it uses as much as digits as its factorization.

1140106379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414804.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 1140106379 is about 33765.4613325510. The cubic root of 1140106379 is about 1044.6764194305.

The spelling of 1140106379 in words is "one billion, one hundred forty million, one hundred six thousand, three hundred seventy-nine".