2241144397 has 2 divisors, whose sum is σ = 2241144398. Its totient is φ = 2241144396.

The previous prime is 2241144383. The next prime is 2241144461. The reversal of 2241144397 is 7934411422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1519362441 + 721781956 = 38979^2 + 26866^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2241144397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2241144097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120572198 + 1120572199.

It is an arithmetic number, because the mean of its divisors is an integer number (1120572199).

Almost surely, 2^2241144397 is an apocalyptic number.

It is an amenable number.

2241144397 is a deficient number, since it is larger than the sum of its proper divisors (1).

2241144397 is an equidigital number, since it uses as much as digits as its factorization.

2241144397 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The square root of 2241144397 is about 47340.7266209550. The cubic root of 2241144397 is about 1308.6493074780.

The spelling of 2241144397 in words is "two billion, two hundred forty-one million, one hundred forty-four thousand, three hundred ninety-seven".