1341023231 has 2 divisors, whose sum is σ = 1341023232. Its totient is φ = 1341023230.

The previous prime is 1341023209. The next prime is 1341023269. The reversal of 1341023231 is 1323201431.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1341023231 is a prime.

It is a super-2 number, since 2×1341023231² = 3596686612163358722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1341028231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 670511615 + 670511616.

It is an arithmetic number, because the mean of its divisors is an integer number (670511616).

Almost surely, 2^1341023231 is an apocalyptic number.

1341023231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1341023231 is an equidigital number, since it uses as much as digits as its factorization.

1341023231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1341023231 is about 36619.9840387731. The cubic root of 1341023231 is about 1102.7543182965.

Adding to 1341023231 its reverse (1323201431), we get a palindrome (2664224662).

The spelling of 1341023231 in words is "one billion, three hundred forty-one million, twenty-three thousand, two hundred thirty-one".