2149172363 has 16 divisors (see below), whose sum is σ = 2327892000. Its totient is φ = 1972408320.

The previous prime is 2149172357. The next prime is 2149172387. The reversal of 2149172363 is 3632719412.

It is a cyclic number.

It is not a de Polignac number, because 2149172363 - 2¹² = 2149168267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2149172323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2907848 + ... + 2908586.

It is an arithmetic number, because the mean of its divisors is an integer number (145493250).

Almost surely, 2^2149172363 is an apocalyptic number.

2149172363 is a deficient number, since it is larger than the sum of its proper divisors (178719637).

2149172363 is a wasteful number, since it uses less digits than its factorization.

2149172363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742.

The product of its digits is 54432, while the sum is 38.

The square root of 2149172363 is about 46359.1669791423. The cubic root of 2149172363 is about 1290.4972469607.

The spelling of 2149172363 in words is "two billion, one hundred forty-nine million, one hundred seventy-two thousand, three hundred sixty-three".