2353778543 has 2 divisors, whose sum is σ = 2353778544. Its totient is φ = 2353778542.

The previous prime is 2353778521. The next prime is 2353778549. The reversal of 2353778543 is 3458773532.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2353778543 - 2²² = 2349584239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2353778549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1176889271 + 1176889272.

It is an arithmetic number, because the mean of its divisors is an integer number (1176889272).

Almost surely, 2^2353778543 is an apocalyptic number.

2353778543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2353778543 is an equidigital number, since it uses as much as digits as its factorization.

2353778543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2116800, while the sum is 47.

The square root of 2353778543 is about 48515.7556160883. The cubic root of 2353778543 is about 1330.2150787527.

The spelling of 2353778543 in words is "two billion, three hundred fifty-three million, seven hundred seventy-eight thousand, five hundred forty-three".