2009831741 has 2 divisors, whose sum is σ = 2009831742. Its totient is φ = 2009831740.

The previous prime is 2009831657. The next prime is 2009831779. The reversal of 2009831741 is 1471389002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1321031716 + 688800025 = 36346^2 + 26245^2 .

It is a cyclic number.

It is not a de Polignac number, because 2009831741 - 2¹⁰ = 2009830717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2009831041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1004915870 + 1004915871.

It is an arithmetic number, because the mean of its divisors is an integer number (1004915871).

Almost surely, 2^2009831741 is an apocalyptic number.

It is an amenable number.

2009831741 is a deficient number, since it is larger than the sum of its proper divisors (1).

2009831741 is an equidigital number, since it uses as much as digits as its factorization.

2009831741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 2009831741 is about 44831.1469962570. The cubic root of 2009831741 is about 1261.9822123467.

The spelling of 2009831741 in words is "two billion, nine million, eight hundred thirty-one thousand, seven hundred forty-one".