2146353641 has 2 divisors, whose sum is σ = 2146353642. Its totient is φ = 2146353640.

The previous prime is 2146353619. The next prime is 2146353673. The reversal of 2146353641 is 1463536412.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2131761241 + 14592400 = 46171^2 + 3820^2 .

It is a cyclic number.

It is not a de Polignac number, because 2146353641 - 2⁶ = 2146353577 is a prime.

It is not a weakly prime, because it can be changed into another prime (2146353691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1073176820 + 1073176821.

It is an arithmetic number, because the mean of its divisors is an integer number (1073176821).

Almost surely, 2^2146353641 is an apocalyptic number.

It is an amenable number.

2146353641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2146353641 is an equidigital number, since it uses as much as digits as its factorization.

2146353641 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2146353641 is about 46328.7560916543. The cubic root of 2146353641 is about 1289.9328212517.

The spelling of 2146353641 in words is "two billion, one hundred forty-six million, three hundred fifty-three thousand, six hundred forty-one".