11043165451 has 2 divisors, whose sum is σ = 11043165452. Its totient is φ = 11043165450.

The previous prime is 11043165437. The next prime is 11043165487. The reversal of 11043165451 is 15456134011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11043165451 - 2²³ = 11034776843 is a prime.

It is not a weakly prime, because it can be changed into another prime (11043165431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5521582725 + 5521582726.

It is an arithmetic number, because the mean of its divisors is an integer number (5521582726).

Almost surely, 2^11043165451 is an apocalyptic number.

11043165451 is a deficient number, since it is larger than the sum of its proper divisors (1).

11043165451 is an equidigital number, since it uses as much as digits as its factorization.

11043165451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 11043165451 its reverse (15456134011), we get a palindrome (26499299462).

The spelling of 11043165451 in words is "eleven billion, forty-three million, one hundred sixty-five thousand, four hundred fifty-one".