3646113043 has 2 divisors, whose sum is σ = 3646113044. Its totient is φ = 3646113042.

The previous prime is 3646113041. The next prime is 3646113047. The reversal of 3646113043 is 3403116463.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3646113043 - 2¹ = 3646113041 is a prime.

Together with 3646113041, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 3646112996 and 3646113014.

It is not a weakly prime, because it can be changed into another prime (3646113041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1823056521 + 1823056522.

It is an arithmetic number, because the mean of its divisors is an integer number (1823056522).

Almost surely, 2^3646113043 is an apocalyptic number.

3646113043 is a deficient number, since it is larger than the sum of its proper divisors (1).

3646113043 is an equidigital number, since it uses as much as digits as its factorization.

3646113043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 3646113043 is about 60383.0526141234. The cubic root of 3646113043 is about 1539.1349843597.

The spelling of 3646113043 in words is "three billion, six hundred forty-six million, one hundred thirteen thousand, forty-three".