131473246 has 4 divisors (see below), whose sum is σ = 197209872. Its totient is φ = 65736622.

The previous prime is 131473207. The next prime is 131473249. The reversal of 131473246 is 642374131.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131473249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32868310 + ... + 32868313.

It is an arithmetic number, because the mean of its divisors is an integer number (49302468).

Almost surely, 2^131473246 is an apocalyptic number.

131473246 is a deficient number, since it is larger than the sum of its proper divisors (65736626).

131473246 is an equidigital number, since it uses as much as digits as its factorization.

131473246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65736625.

The product of its digits is 12096, while the sum is 31.

The square root of 131473246 is about 11466.1783520055. The cubic root of 131473246 is about 508.4861503344.

The spelling of 131473246 in words is "one hundred thirty-one million, four hundred seventy-three thousand, two hundred forty-six".