11450117459 has 16 divisors (see below), whose sum is σ = 13174721280. Its totient is φ = 9841649760.

The previous prime is 11450117453. The next prime is 11450117489. The reversal of 11450117459 is 95471105411.

It is a cyclic number.

It is not a de Polignac number, because 11450117459 - 2¹⁶ = 11450051923 is a prime.

It is a super-2 number, since 2×11450117459² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11450117453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50669 + ... + 159585.

It is an arithmetic number, because the mean of its divisors is an integer number (823420080).

Almost surely, 2^11450117459 is an apocalyptic number.

11450117459 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

11450117459 is a deficient number, since it is larger than the sum of its proper divisors (1724603821).

11450117459 is a wasteful number, since it uses less digits than its factorization.

11450117459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109450.

The product of its (nonzero) digits is 25200, while the sum is 38.

The spelling of 11450117459 in words is "eleven billion, four hundred fifty million, one hundred seventeen thousand, four hundred fifty-nine".