4454113639 has 2 divisors, whose sum is σ = 4454113640. Its totient is φ = 4454113638.

The previous prime is 4454113603. The next prime is 4454113667. The reversal of 4454113639 is 9363114544.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4454113639 - 2¹¹ = 4454111591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4454113439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2227056819 + 2227056820.

It is an arithmetic number, because the mean of its divisors is an integer number (2227056820).

Almost surely, 2^4454113639 is an apocalyptic number.

4454113639 is a deficient number, since it is larger than the sum of its proper divisors (1).

4454113639 is an equidigital number, since it uses as much as digits as its factorization.

4454113639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 40.

The square root of 4454113639 is about 66739.1462261842. The cubic root of 4454113639 is about 1645.3328334948.

The spelling of 4454113639 in words is "four billion, four hundred fifty-four million, one hundred thirteen thousand, six hundred thirty-nine".