2049366043 has 2 divisors, whose sum is σ = 2049366044. Its totient is φ = 2049366042.

The previous prime is 2049366023. The next prime is 2049366071. The reversal of 2049366043 is 3406639402.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2049366043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2049365993 and 2049366011.

It is not a weakly prime, because it can be changed into another prime (2049366013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024683021 + 1024683022.

It is an arithmetic number, because the mean of its divisors is an integer number (1024683022).

Almost surely, 2^2049366043 is an apocalyptic number.

2049366043 is a deficient number, since it is larger than the sum of its proper divisors (1).

2049366043 is an equidigital number, since it uses as much as digits as its factorization.

2049366043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 37.

The square root of 2049366043 is about 45269.9242654547. The cubic root of 2049366043 is about 1270.2031301349.

The spelling of 2049366043 in words is "two billion, forty-nine million, three hundred sixty-six thousand, forty-three".