1430013143 has 16 divisors (see below), whose sum is σ = 1550168256. Its totient is φ = 1311344640.

The previous prime is 1430013127. The next prime is 1430013173. The reversal of 1430013143 is 3413100341.

It is a cyclic number.

It is not a de Polignac number, because 1430013143 - 2⁴ = 1430013127 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1430013103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2332505 + ... + 2333117.

It is an arithmetic number, because the mean of its divisors is an integer number (96885516).

Almost surely, 2^1430013143 is an apocalyptic number.

1430013143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1430013143 is a deficient number, since it is larger than the sum of its proper divisors (120155113).

1430013143 is a wasteful number, since it uses less digits than its factorization.

1430013143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514.

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

The square root of 1430013143 is about 37815.5145806586. The cubic root of 1430013143 is about 1126.6266228877.

Adding to 1430013143 its reverse (3413100341), we get a palindrome (4843113484).

The spelling of 1430013143 in words is "one billion, four hundred thirty million, thirteen thousand, one hundred forty-three".