1481172071063 has 4 divisors (see below), whose sum is σ = 1481182038768. Its totient is φ = 1481162103360.

The previous prime is 1481172071053. The next prime is 1481172071081. The reversal of 1481172071063 is 3601702711841.

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

It is a cyclic number.

It is not a de Polignac number, because 1481172071063 - 2⁴ = 1481172071047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1481172071063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1481172071033) 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, 4757531 + ... + 5059292.

It is an arithmetic number, because the mean of its divisors is an integer number (370295509692).

Almost surely, 2^{1481172071063} is an apocalyptic number.

1481172071063 is a deficient number, since it is larger than the sum of its proper divisors (9967705).

1481172071063 is an equidigital number, since it uses as much as digits as its factorization.

1481172071063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9967704.

The product of its (nonzero) digits is 56448, while the sum is 41.

The spelling of 1481172071063 in words is "one trillion, four hundred eighty-one billion, one hundred seventy-two million, seventy-one thousand, sixty-three".