1141312343 has 4 divisors (see below), whose sum is σ = 1160656680. Its totient is φ = 1121968008.

The previous prime is 1141312307. The next prime is 1141312369. The reversal of 1141312343 is 3432131411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1141312343 - 2⁸ = 1141312087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1141312303) 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 in 3 ways as a sum of consecutive naturals, for example, 9672080 + ... + 9672197.

It is an arithmetic number, because the mean of its divisors is an integer number (290164170).

Almost surely, 2^1141312343 is an apocalyptic number.

1141312343 is a deficient number, since it is larger than the sum of its proper divisors (19344337).

1141312343 is an equidigital number, since it uses as much as digits as its factorization.

1141312343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19344336.

The product of its digits is 864, while the sum is 23.

The square root of 1141312343 is about 33783.3145650334. The cubic root of 1141312343 is about 1045.0446301612.

Adding to 1141312343 its reverse (3432131411), we get a palindrome (4573443754).

The spelling of 1141312343 in words is "one billion, one hundred forty-one million, three hundred twelve thousand, three hundred forty-three".