11448193121 has 8 divisors (see below), whose sum is σ = 11949008064. Its totient is φ = 10947633840.

The previous prime is 11448193093. The next prime is 11448193129. The reversal of 11448193121 is 12139184411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11448193121 - 2²⁶ = 11381084257 is a prime.

It is a super-2 number, since 2×11448193121² (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 (11448193129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30590 + ... + 154376.

It is an arithmetic number, because the mean of its divisors is an integer number (1493626008).

Almost surely, 2^11448193121 is an apocalyptic number.

It is an amenable number.

11448193121 is a deficient number, since it is larger than the sum of its proper divisors (500814943).

11448193121 is a wasteful number, since it uses less digits than its factorization.

11448193121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127831.

The product of its digits is 6912, while the sum is 35.

The spelling of 11448193121 in words is "eleven billion, four hundred forty-eight million, one hundred ninety-three thousand, one hundred twenty-one".