11034431491 has 2 divisors, whose sum is σ = 11034431492. Its totient is φ = 11034431490.

The previous prime is 11034431489. The next prime is 11034431501. The reversal of 11034431491 is 19413443011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11034431491 - 2¹ = 11034431489 is a prime.

Together with 11034431489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11034431591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5517215745 + 5517215746.

It is an arithmetic number, because the mean of its divisors is an integer number (5517215746).

Almost surely, 2^11034431491 is an apocalyptic number.

11034431491 is a deficient number, since it is larger than the sum of its proper divisors (1).

11034431491 is an equidigital number, since it uses as much as digits as its factorization.

11034431491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 11034431491 in words is "eleven billion, thirty-four million, four hundred thirty-one thousand, four hundred ninety-one".