2049101143 has 4 divisors (see below), whose sum is σ = 2049196968. Its totient is φ = 2049005320.

The previous prime is 2049101123. The next prime is 2049101183. The reversal of 2049101143 is 3411019402.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2049101143 - 2⁹ = 2049100631 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 (2049101123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408 + ... + 64018.

It is an arithmetic number, because the mean of its divisors is an integer number (512299242).

Almost surely, 2^2049101143 is an apocalyptic number.

2049101143 is a deficient number, since it is larger than the sum of its proper divisors (95825).

2049101143 is an equidigital number, since it uses as much as digits as its factorization.

2049101143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95824.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 2049101143 is about 45266.9983873462. The cubic root of 2049101143 is about 1270.1483991758.

The spelling of 2049101143 in words is "two billion, forty-nine million, one hundred one thousand, one hundred forty-three".