2440111451 has 2 divisors, whose sum is σ = 2440111452. Its totient is φ = 2440111450.

The previous prime is 2440111403. The next prime is 2440111459. The reversal of 2440111451 is 1541110442.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2440111451 is a prime.

It is not a weakly prime, because it can be changed into another prime (2440111459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220055725 + 1220055726.

It is an arithmetic number, because the mean of its divisors is an integer number (1220055726).

Almost surely, 2^2440111451 is an apocalyptic number.

2440111451 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440111451 is an equidigital number, since it uses as much as digits as its factorization.

2440111451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 640, while the sum is 23.

The square root of 2440111451 is about 49397.4842578041. The cubic root of 2440111451 is about 1346.2835967323.

Adding to 2440111451 its reverse (1541110442), we get a palindrome (3981221893).

The spelling of 2440111451 in words is "two billion, four hundred forty million, one hundred eleven thousand, four hundred fifty-one".