3531140243 has 2 divisors, whose sum is σ = 3531140244. Its totient is φ = 3531140242.

The previous prime is 3531140233. The next prime is 3531140267. The reversal of 3531140243 is 3420411353.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3531140243 - 2¹⁶ = 3531074707 is a prime.

It is not a weakly prime, because it can be changed into another prime (3531140203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1765570121 + 1765570122.

It is an arithmetic number, because the mean of its divisors is an integer number (1765570122).

Almost surely, 2^3531140243 is an apocalyptic number.

3531140243 is a deficient number, since it is larger than the sum of its proper divisors (1).

3531140243 is an equidigital number, since it uses as much as digits as its factorization.

3531140243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 3531140243 is about 59423.3981105086. The cubic root of 3531140243 is about 1522.7840600336.

Adding to 3531140243 its reverse (3420411353), we get a palindrome (6951551596).

The spelling of 3531140243 in words is "three billion, five hundred thirty-one million, one hundred forty thousand, two hundred forty-three".