131004322 has 8 divisors (see below), whose sum is σ = 200687616. Its totient is φ = 64108452.

The previous prime is 131004311. The next prime is 131004337. The reversal of 131004322 is 223400131.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 131004296 and 131004305.

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, 696738 + ... + 696925.

It is an arithmetic number, because the mean of its divisors is an integer number (25085952).

Almost surely, 2^131004322 is an apocalyptic number.

131004322 is a deficient number, since it is larger than the sum of its proper divisors (69683294).

131004322 is a wasteful number, since it uses less digits than its factorization.

131004322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393712.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 131004322 is about 11445.7119481490. The cubic root of 131004322 is about 507.8808930879.

Adding to 131004322 its reverse (223400131), we get a palindrome (354404453).

The spelling of 131004322 in words is "one hundred thirty-one million, four thousand, three hundred twenty-two".