11140495547 has 2 divisors, whose sum is σ = 11140495548. Its totient is φ = 11140495546.

The previous prime is 11140495481. The next prime is 11140495577. The reversal of 11140495547 is 74559404111.

It is a strong prime.

It is an emirp because it is prime and its reverse (74559404111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11140495547 is a prime.

It is a super-2 number, since 2×11140495547² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11140495577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5570247773 + 5570247774.

It is an arithmetic number, because the mean of its divisors is an integer number (5570247774).

Almost surely, 2^11140495547 is an apocalyptic number.

11140495547 is a deficient number, since it is larger than the sum of its proper divisors (1).

11140495547 is an equidigital number, since it uses as much as digits as its factorization.

11140495547 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 41.

Adding to 11140495547 its reverse (74559404111), we get a palindrome (85699899658).

The spelling of 11140495547 in words is "eleven billion, one hundred forty million, four hundred ninety-five thousand, five hundred forty-seven".