2102993279 has 8 divisors (see below), whose sum is σ = 2281009248. Its totient is φ = 1931011840.

The previous prime is 2102993273. The next prime is 2102993281. The reversal of 2102993279 is 9723992012.

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-2102993279 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 (2102993273) 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 7 ways as a sum of consecutive naturals, for example, 1507907 + ... + 1509300.

It is an arithmetic number, because the mean of its divisors is an integer number (285126156).

Almost surely, 2^2102993279 is an apocalyptic number.

2102993279 is a deficient number, since it is larger than the sum of its proper divisors (178015969).

2102993279 is a wasteful number, since it uses less digits than its factorization.

2102993279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3017265.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 2102993279 is about 45858.4046713359. The cubic root of 2102993279 is about 1281.1873095831.

The spelling of 2102993279 in words is "two billion, one hundred two million, nine hundred ninety-three thousand, two hundred seventy-nine".