131167642 has 8 divisors (see below), whose sum is σ = 199688256. Its totient is φ = 64604892.

The previous prime is 131167613. The next prime is 131167669. The reversal of 131167642 is 246761131.

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, 489298 + ... + 489565.

It is an arithmetic number, because the mean of its divisors is an integer number (24961032).

Almost surely, 2^131167642 is an apocalyptic number.

131167642 is a deficient number, since it is larger than the sum of its proper divisors (68520614).

131167642 is an equidigital number, since it uses as much as digits as its factorization.

131167642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978932.

The product of its digits is 6048, while the sum is 31.

The square root of 131167642 is about 11452.8442755501. The cubic root of 131167642 is about 508.0918598221.

The spelling of 131167642 in words is "one hundred thirty-one million, one hundred sixty-seven thousand, six hundred forty-two".