131354456 has 16 divisors (see below), whose sum is σ = 254782800. Its totient is φ = 63412384.

The previous prime is 131354453. The next prime is 131354459. The reversal of 131354456 is 654453131.

It is an interprime number because it is at equal distance from previous prime (131354453) and next prime (131354459).

It is a super-2 number, since 2×131354456² = 34507986222111872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131354453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282860 + ... + 283323.

It is an arithmetic number, because the mean of its divisors is an integer number (15923925).

Almost surely, 2^131354456 is an apocalyptic number.

It is an amenable number.

131354456 is a deficient number, since it is larger than the sum of its proper divisors (123428344).

131354456 is a wasteful number, since it uses less digits than its factorization.

131354456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566218 (or 566214 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 131354456 is about 11460.9971642960. The cubic root of 131354456 is about 508.3329600523.

The spelling of 131354456 in words is "one hundred thirty-one million, three hundred fifty-four thousand, four hundred fifty-six".