11042005451 has 2 divisors, whose sum is σ = 11042005452. Its totient is φ = 11042005450.

The previous prime is 11042005409. The next prime is 11042005493. The reversal of 11042005451 is 15450024011.

It is a balanced prime because it is at equal distance from previous prime (11042005409) and next prime (11042005493).

It is a cyclic number.

It is not a de Polignac number, because 11042005451 - 2¹⁴ = 11041989067 is a prime.

It is not a weakly prime, because it can be changed into another prime (11042085451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5521002725 + 5521002726.

It is an arithmetic number, because the mean of its divisors is an integer number (5521002726).

Almost surely, 2^11042005451 is an apocalyptic number.

11042005451 is a deficient number, since it is larger than the sum of its proper divisors (1).

11042005451 is an equidigital number, since it uses as much as digits as its factorization.

11042005451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 11042005451 its reverse (15450024011), we get a palindrome (26492029462).

The spelling of 11042005451 in words is "eleven billion, forty-two million, five thousand, four hundred fifty-one".