11140011551 has 2 divisors, whose sum is σ = 11140011552. Its totient is φ = 11140011550.

The previous prime is 11140011523. The next prime is 11140011563. The reversal of 11140011551 is 15511004111.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11140011551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11145011551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5570005775 + 5570005776.

It is an arithmetic number, because the mean of its divisors is an integer number (5570005776).

Almost surely, 2^11140011551 is an apocalyptic number.

11140011551 is a deficient number, since it is larger than the sum of its proper divisors (1).

11140011551 is an equidigital number, since it uses as much as digits as its factorization.

11140011551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100, while the sum is 20.

Adding to 11140011551 its reverse (15511004111), we get a palindrome (26651015662).

The spelling of 11140011551 in words is "eleven billion, one hundred forty million, eleven thousand, five hundred fifty-one".