2243437513 has 2 divisors, whose sum is σ = 2243437514. Its totient is φ = 2243437512.

The previous prime is 2243437501. The next prime is 2243437519. The reversal of 2243437513 is 3157343422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1810672704 + 432764809 = 42552^2 + 20803^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2243437513 is a prime.

It is not a weakly prime, because it can be changed into another prime (2243437519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1121718756 + 1121718757.

It is an arithmetic number, because the mean of its divisors is an integer number (1121718757).

Almost surely, 2^2243437513 is an apocalyptic number.

It is an amenable number.

2243437513 is a deficient number, since it is larger than the sum of its proper divisors (1).

2243437513 is an equidigital number, since it uses as much as digits as its factorization.

2243437513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 34.

The square root of 2243437513 is about 47364.9397022735. The cubic root of 2243437513 is about 1309.0954875277.

The spelling of 2243437513 in words is "two billion, two hundred forty-three million, four hundred thirty-seven thousand, five hundred thirteen".