131093722 has 8 divisors (see below), whose sum is σ = 197485236. Its totient is φ = 65265312.

The previous prime is 131093719. The next prime is 131093731. The reversal of 131093722 is 227390131.

It can be written as a sum of positive squares in 2 ways, for example, as 130439241 + 654481 = 11421^2 + 809^2 .

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, 140193 + ... + 141124.

Almost surely, 2^131093722 is an apocalyptic number.

131093722 is a deficient number, since it is larger than the sum of its proper divisors (66391514).

131093722 is a wasteful number, since it uses less digits than its factorization.

131093722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281552.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 131093722 is about 11449.6166748062. The cubic root of 131093722 is about 507.9963962172.

The spelling of 131093722 in words is "one hundred thirty-one million, ninety-three thousand, seven hundred twenty-two".