11235247501172 has 12 divisors (see below), whose sum is σ = 19661751720996. Its totient is φ = 5617604152320.

The previous prime is 11235247501171. The next prime is 11235247501199. The reversal of 11235247501172 is 27110574253211.

It can be written as a sum of positive squares in 2 ways, for example, as 2889469624336 + 8345777876836 = 1699844^2 + 2888906^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11235247501171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3569579 + ... + 5934002.

It is an arithmetic number, because the mean of its divisors is an integer number (1638479310083).

Almost surely, 2^{11235247501172} is an apocalyptic number.

It is an amenable number.

11235247501172 is a deficient number, since it is larger than the sum of its proper divisors (8426504219824).

11235247501172 is a wasteful number, since it uses less digits than its factorization.

11235247501172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9799138 (or 9799136 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 41.

The spelling of 11235247501172 in words is "eleven trillion, two hundred thirty-five billion, two hundred forty-seven million, five hundred one thousand, one hundred seventy-two".