11774531234 has 12 divisors (see below), whose sum is σ = 17966233734. Its totient is φ = 5787478032.

The previous prime is 11774531231. The next prime is 11774531257. The reversal of 11774531234 is 43213547711.

11774531234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10844098225 + 930433009 = 104135^2 + 30503^2 .

It is not an unprimeable number, because it can be changed into a prime (11774531231) 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 in 5 ways as a sum of consecutive naturals, for example, 838667 + ... + 852590.

Almost surely, 2^11774531234 is an apocalyptic number.

11774531234 is a deficient number, since it is larger than the sum of its proper divisors (6191702500).

11774531234 is an equidigital number, since it uses as much as digits as its factorization.

11774531234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691377 (or 1691318 counting only the distinct ones).

The product of its digits is 70560, while the sum is 38.

The spelling of 11774531234 in words is "eleven billion, seven hundred seventy-four million, five hundred thirty-one thousand, two hundred thirty-four".