2140416449 has 2 divisors, whose sum is σ = 2140416450. Its totient is φ = 2140416448.

The previous prime is 2140416437. The next prime is 2140416527. The reversal of 2140416449 is 9446140412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1866844849 + 273571600 = 43207^2 + 16540^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2140416449 is a prime.

It is not a weakly prime, because it can be changed into another prime (2140416419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070208224 + 1070208225.

It is an arithmetic number, because the mean of its divisors is an integer number (1070208225).

Almost surely, 2^2140416449 is an apocalyptic number.

It is an amenable number.

2140416449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140416449 is an equidigital number, since it uses as much as digits as its factorization.

2140416449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 2140416449 is about 46264.6349710013. The cubic root of 2140416449 is about 1288.7423291210.

The spelling of 2140416449 in words is "two billion, one hundred forty million, four hundred sixteen thousand, four hundred forty-nine".