1314432143 has 4 divisors (see below), whose sum is σ = 1314509088. Its totient is φ = 1314355200.

The previous prime is 1314432139. The next prime is 1314432151. The reversal of 1314432143 is 3412344131.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1314432143 - 2² = 1314432139 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 (1314432173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71 + ... + 51272.

It is an arithmetic number, because the mean of its divisors is an integer number (328627272).

Almost surely, 2^1314432143 is an apocalyptic number.

1314432143 is a deficient number, since it is larger than the sum of its proper divisors (76945).

1314432143 is an equidigital number, since it uses as much as digits as its factorization.

1314432143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76944.

The product of its digits is 3456, while the sum is 26.

The square root of 1314432143 is about 36255.0981656373. The cubic root of 1314432143 is about 1095.4167823297.

Adding to 1314432143 its reverse (3412344131), we get a palindrome (4726776274).

The spelling of 1314432143 in words is "one billion, three hundred fourteen million, four hundred thirty-two thousand, one hundred forty-three".