11154314503 has 2 divisors, whose sum is σ = 11154314504. Its totient is φ = 11154314502.

The previous prime is 11154314497. The next prime is 11154314539. The reversal of 11154314503 is 30541345111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11154314503 - 2⁵ = 11154314471 is a prime.

It is a super-2 number, since 2×11154314503² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11154311503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5577157251 + 5577157252.

It is an arithmetic number, because the mean of its divisors is an integer number (5577157252).

Almost surely, 2^11154314503 is an apocalyptic number.

11154314503 is a deficient number, since it is larger than the sum of its proper divisors (1).

11154314503 is an equidigital number, since it uses as much as digits as its factorization.

11154314503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 11154314503 its reverse (30541345111), we get a palindrome (41695659614).

The spelling of 11154314503 in words is "eleven billion, one hundred fifty-four million, three hundred fourteen thousand, five hundred three".