11531454119 has 2 divisors, whose sum is σ = 11531454120. Its totient is φ = 11531454118.

The previous prime is 11531454101. The next prime is 11531454169. The reversal of 11531454119 is 91145413511.

11531454119 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11531454119 - 2²⁴ = 11514676903 is a prime.

It is a super-2 number, since 2×11531454119² (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 (11531454169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5765727059 + 5765727060.

It is an arithmetic number, because the mean of its divisors is an integer number (5765727060).

Almost surely, 2^11531454119 is an apocalyptic number.

11531454119 is a deficient number, since it is larger than the sum of its proper divisors (1).

11531454119 is an equidigital number, since it uses as much as digits as its factorization.

11531454119 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 35.

The spelling of 11531454119 in words is "eleven billion, five hundred thirty-one million, four hundred fifty-four thousand, one hundred nineteen".