11142034451 has 2 divisors, whose sum is σ = 11142034452. Its totient is φ = 11142034450.

The previous prime is 11142034403. The next prime is 11142034459. The reversal of 11142034451 is 15443024111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11142034451 - 2¹⁴ = 11142018067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11142034451.

It is not a weakly prime, because it can be changed into another prime (11142034459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571017225 + 5571017226.

It is an arithmetic number, because the mean of its divisors is an integer number (5571017226).

Almost surely, 2^11142034451 is an apocalyptic number.

11142034451 is a deficient number, since it is larger than the sum of its proper divisors (1).

11142034451 is an equidigital number, since it uses as much as digits as its factorization.

11142034451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 11142034451 its reverse (15443024111), we get a palindrome (26585058562).

The spelling of 11142034451 in words is "eleven billion, one hundred forty-two million, thirty-four thousand, four hundred fifty-one".