11172236141 has 8 divisors (see below), whose sum is σ = 12196735968. Its totient is φ = 10149210000.

The previous prime is 11172236129. The next prime is 11172236147. The reversal of 11172236141 is 14163227111.

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

It is a cyclic number.

It is not a de Polignac number, because 11172236141 - 2⁶ = 11172236077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11172236147) 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, 352535 + ... + 382916.

It is an arithmetic number, because the mean of its divisors is an integer number (1524591996).

Almost surely, 2^11172236141 is an apocalyptic number.

11172236141 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11172236141 is a deficient number, since it is larger than the sum of its proper divisors (1024499827).

11172236141 is a wasteful number, since it uses less digits than its factorization.

11172236141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736843.

The product of its digits is 2016, while the sum is 29.

The spelling of 11172236141 in words is "eleven billion, one hundred seventy-two million, two hundred thirty-six thousand, one hundred forty-one".