12003435411 has 16 divisors (see below), whose sum is σ = 17497769088. Its totient is φ = 7258881600.

The previous prime is 12003435371. The next prime is 12003435427. The reversal of 12003435411 is 11453430021.

It is a happy number.

It is not a de Polignac number, because 12003435411 - 2¹⁸ = 12003173267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12003435461) 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, 382885 + ... + 413046.

It is an arithmetic number, because the mean of its divisors is an integer number (1093610568).

Almost surely, 2^12003435411 is an apocalyptic number.

12003435411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12003435411 is a deficient number, since it is larger than the sum of its proper divisors (5494333677).

12003435411 is a wasteful number, since it uses less digits than its factorization.

12003435411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796402.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 12003435411 its reverse (11453430021), we get a palindrome (23456865432).

The spelling of 12003435411 in words is "twelve billion, three million, four hundred thirty-five thousand, four hundred eleven".