1430433421403 has 16 divisors (see below), whose sum is σ = 1679798461440. Its totient is φ = 1192561344576.

The previous prime is 1430433421349. The next prime is 1430433421433. The reversal of 1430433421403 is 3041243340341.

It is not a de Polignac number, because 1430433421403 - 2¹⁰ = 1430433420379 is a prime.

It is a super-2 number, since 2×1430433421403² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1430433421403.

It is not an unprimeable number, because it can be changed into a prime (1430433421433) 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, 9870050 + ... + 10013927.

It is an arithmetic number, because the mean of its divisors is an integer number (104987403840).

Almost surely, 2^{1430433421403} is an apocalyptic number.

1430433421403 is a deficient number, since it is larger than the sum of its proper divisors (249365040037).

1430433421403 is a wasteful number, since it uses less digits than its factorization.

1430433421403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19884266.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 1430433421403 its reverse (3041243340341), we get a palindrome (4471676761744).

The spelling of 1430433421403 in words is "one trillion, four hundred thirty billion, four hundred thirty-three million, four hundred twenty-one thousand, four hundred three".