131622361473 has 8 divisors (see below), whose sum is σ = 175499587648. Its totient is φ = 87746688144.

The previous prime is 131622361457. The next prime is 131622361489. The reversal of 131622361473 is 374163226131.

It is an interprime number because it is at equal distance from previous prime (131622361457) and next prime (131622361489).

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

It is not a de Polignac number, because 131622361473 - 2⁴ = 131622361457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131622321473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173461 + ... + 541602.

It is an arithmetic number, because the mean of its divisors is an integer number (21937448456).

Almost surely, 2^131622361473 is an apocalyptic number.

It is an amenable number.

131622361473 is a deficient number, since it is larger than the sum of its proper divisors (43877226175).

131622361473 is an equidigital number, since it uses as much as digits as its factorization.

131622361473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776423.

The product of its digits is 108864, while the sum is 39.

The spelling of 131622361473 in words is "one hundred thirty-one billion, six hundred twenty-two million, three hundred sixty-one thousand, four hundred seventy-three".