131403310 has 8 divisors (see below), whose sum is σ = 236525976. Its totient is φ = 52561320.

The previous prime is 131403299. The next prime is 131403331. The reversal of 131403310 is 13304131.

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

It is a super-2 number, since 2×131403310² = 34533659757912200, which contains 22 as substring.

It is a congruent number.

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, 6570156 + ... + 6570175.

It is an arithmetic number, because the mean of its divisors is an integer number (29565747).

Almost surely, 2^131403310 is an apocalyptic number.

131403310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131403310 is a deficient number, since it is larger than the sum of its proper divisors (105122666).

131403310 is a wasteful number, since it uses less digits than its factorization.

131403310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13140338.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 131403310 is about 11463.1282815818. The cubic root of 131403310 is about 508.3959728118.

Adding to 131403310 its reverse (13304131), we get a palindrome (144707441).

The spelling of 131403310 in words is "one hundred thirty-one million, four hundred three thousand, three hundred ten".