2229749141 has 2 divisors, whose sum is σ = 2229749142. Its totient is φ = 2229749140.

The previous prime is 2229749113. The next prime is 2229749173. The reversal of 2229749141 is 1419479222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1987822225 + 241926916 = 44585^2 + 15554^2 .

It is a cyclic number.

It is not a de Polignac number, because 2229749141 - 2⁶ = 2229749077 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2229749441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1114874570 + 1114874571.

It is an arithmetic number, because the mean of its divisors is an integer number (1114874571).

Almost surely, 2^2229749141 is an apocalyptic number.

It is an amenable number.

2229749141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2229749141 is an equidigital number, since it uses as much as digits as its factorization.

2229749141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 41.

The square root of 2229749141 is about 47220.2196204126. The cubic root of 2229749141 is about 1306.4275645891.

The spelling of 2229749141 in words is "two billion, two hundred twenty-nine million, seven hundred forty-nine thousand, one hundred forty-one".