2354131243 has 2 divisors, whose sum is σ = 2354131244. Its totient is φ = 2354131242.

The previous prime is 2354131187. The next prime is 2354131267. The reversal of 2354131243 is 3421314532.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2354131243 is a prime.

It is not a weakly prime, because it can be changed into another prime (2354131343) 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, 1177065621 + 1177065622.

It is an arithmetic number, because the mean of its divisors is an integer number (1177065622).

Almost surely, 2^2354131243 is an apocalyptic number.

2354131243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2354131243 is an equidigital number, since it uses as much as digits as its factorization.

2354131243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 28.

The square root of 2354131243 is about 48519.3903815784. The cubic root of 2354131243 is about 1330.2815170940.

Adding to 2354131243 its reverse (3421314532), we get a palindrome (5775445775).

The spelling of 2354131243 in words is "two billion, three hundred fifty-four million, one hundred thirty-one thousand, two hundred forty-three".