11003430401 has 2 divisors, whose sum is σ = 11003430402. Its totient is φ = 11003430400.

The previous prime is 11003430343. The next prime is 11003430413. The reversal of 11003430401 is 10403430011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9457368001 + 1546062400 = 97249^2 + 39320^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11003430401 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11003430401.

It is not a weakly prime, because it can be changed into another prime (11003430001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5501715200 + 5501715201.

It is an arithmetic number, because the mean of its divisors is an integer number (5501715201).

Almost surely, 2^11003430401 is an apocalyptic number.

It is an amenable number.

11003430401 is a deficient number, since it is larger than the sum of its proper divisors (1).

11003430401 is an equidigital number, since it uses as much as digits as its factorization.

11003430401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 11003430401 its reverse (10403430011), we get a palindrome (21406860412).

The spelling of 11003430401 in words is "eleven billion, three million, four hundred thirty thousand, four hundred one".