2047241309 has 4 divisors (see below), whose sum is σ = 2094851616. Its totient is φ = 1999631004.

The previous prime is 2047241297. The next prime is 2047241323. The reversal of 2047241309 is 9031427402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2047241309 - 2¹⁶ = 2047175773 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 (2047241359) 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, 23805089 + ... + 23805174.

It is an arithmetic number, because the mean of its divisors is an integer number (523712904).

Almost surely, 2^2047241309 is an apocalyptic number.

It is an amenable number.

2047241309 is a deficient number, since it is larger than the sum of its proper divisors (47610307).

2047241309 is an equidigital number, since it uses as much as digits as its factorization.

2047241309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47610306.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 2047241309 is about 45246.4507889845. The cubic root of 2047241309 is about 1269.7640062047.

The spelling of 2047241309 in words is "two billion, forty-seven million, two hundred forty-one thousand, three hundred nine".