2154386341 has 2 divisors, whose sum is σ = 2154386342. Its totient is φ = 2154386340.

The previous prime is 2154386317. The next prime is 2154386359. The reversal of 2154386341 is 1436834512.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1889640900 + 264745441 = 43470^2 + 16271^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2154386341 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2154386341.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2154386371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1077193170 + 1077193171.

It is an arithmetic number, because the mean of its divisors is an integer number (1077193171).

Almost surely, 2^2154386341 is an apocalyptic number.

It is an amenable number.

2154386341 is a deficient number, since it is larger than the sum of its proper divisors (1).

2154386341 is an equidigital number, since it uses as much as digits as its factorization.

2154386341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69120, while the sum is 37.

The square root of 2154386341 is about 46415.3675090481. The cubic root of 2154386341 is about 1291.5400034482.

The spelling of 2154386341 in words is "two billion, one hundred fifty-four million, three hundred eighty-six thousand, three hundred forty-one".