11142445651 has 2 divisors, whose sum is σ = 11142445652. Its totient is φ = 11142445650.

The previous prime is 11142445637. The next prime is 11142445663. The reversal of 11142445651 is 15654424111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11142445651 - 2³¹ = 8994962003 is a prime.

It is not a weakly prime, because it can be changed into another prime (11142445451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571222825 + 5571222826.

It is an arithmetic number, because the mean of its divisors is an integer number (5571222826).

Almost surely, 2^11142445651 is an apocalyptic number.

11142445651 is a deficient number, since it is larger than the sum of its proper divisors (1).

11142445651 is an equidigital number, since it uses as much as digits as its factorization.

11142445651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19200, while the sum is 34.

Adding to 11142445651 its reverse (15654424111), we get a palindrome (26796869762).

The spelling of 11142445651 in words is "eleven billion, one hundred forty-two million, four hundred forty-five thousand, six hundred fifty-one".