131748746 has 8 divisors (see below), whose sum is σ = 198616800. Its totient is φ = 65543148.

The previous prime is 131748731. The next prime is 131748751. The reversal of 131748746 is 647847131.

131748746 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165116 + ... + 165911.

It is an arithmetic number, because the mean of its divisors is an integer number (24827100).

Almost surely, 2^131748746 is an apocalyptic number.

131748746 is a deficient number, since it is larger than the sum of its proper divisors (66868054).

131748746 is a wasteful number, since it uses less digits than its factorization.

131748746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331228.

The product of its digits is 112896, while the sum is 41.

The square root of 131748746 is about 11478.1856580210. The cubic root of 131748746 is about 508.8410772917.

The spelling of 131748746 in words is "one hundred thirty-one million, seven hundred forty-eight thousand, seven hundred forty-six".