2213429761 has 2 divisors, whose sum is σ = 2213429762. Its totient is φ = 2213429760.

The previous prime is 2213429759. The next prime is 2213429819. The reversal of 2213429761 is 1679243122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2004800625 + 208629136 = 44775^2 + 14444^2 .

It is a cyclic number.

It is not a de Polignac number, because 2213429761 - 2¹ = 2213429759 is a prime.

Together with 2213429759, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2213429761.

It is not a weakly prime, because it can be changed into another prime (2213420761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106714880 + 1106714881.

It is an arithmetic number, because the mean of its divisors is an integer number (1106714881).

Almost surely, 2^2213429761 is an apocalyptic number.

It is an amenable number.

2213429761 is a deficient number, since it is larger than the sum of its proper divisors (1).

2213429761 is an equidigital number, since it uses as much as digits as its factorization.

2213429761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 37.

The square root of 2213429761 is about 47047.1015153962. The cubic root of 2213429761 is about 1303.2325394297.

The spelling of 2213429761 in words is "two billion, two hundred thirteen million, four hundred twenty-nine thousand, seven hundred sixty-one".