11302434421 has 4 divisors (see below), whose sum is σ = 11303390700. Its totient is φ = 11301478144.

The previous prime is 11302434401. The next prime is 11302434427. The reversal of 11302434421 is 12443420311.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5114252196 + 6188182225 = 71514^2 + 78665^2 .

It is a cyclic number.

It is not a de Polignac number, because 11302434421 - 2¹³ = 11302426229 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 (11302434427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460186 + ... + 484123.

It is an arithmetic number, because the mean of its divisors is an integer number (2825847675).

Almost surely, 2^11302434421 is an apocalyptic number.

It is an amenable number.

11302434421 is a deficient number, since it is larger than the sum of its proper divisors (956279).

11302434421 is an equidigital number, since it uses as much as digits as its factorization.

11302434421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 956278.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 11302434421 its reverse (12443420311), we get a palindrome (23745854732).

The spelling of 11302434421 in words is "eleven billion, three hundred two million, four hundred thirty-four thousand, four hundred twenty-one".