2044354139 has 2 divisors, whose sum is σ = 2044354140. Its totient is φ = 2044354138.

The previous prime is 2044354133. The next prime is 2044354157. The reversal of 2044354139 is 9314534402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2044354139 - 2²⁴ = 2027576923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2044354099 and 2044354108.

It is not a weakly prime, because it can be changed into another prime (2044354133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022177069 + 1022177070.

It is an arithmetic number, because the mean of its divisors is an integer number (1022177070).

Almost surely, 2^2044354139 is an apocalyptic number.

2044354139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2044354139 is an equidigital number, since it uses as much as digits as its factorization.

2044354139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 2044354139 is about 45214.5345989539. The cubic root of 2044354139 is about 1269.1668205762.

The spelling of 2044354139 in words is "two billion, forty-four million, three hundred fifty-four thousand, one hundred thirty-nine".