1481311671 has 8 divisors (see below), whose sum is σ = 2257236864. Its totient is φ = 846463800.

The previous prime is 1481311669. The next prime is 1481311691. The reversal of 1481311671 is 1761131841.

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

It is not a de Polignac number, because 1481311671 - 2¹ = 1481311669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1481311621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35269305 + ... + 35269346.

It is an arithmetic number, because the mean of its divisors is an integer number (282154608).

Almost surely, 2^1481311671 is an apocalyptic number.

1481311671 is a deficient number, since it is larger than the sum of its proper divisors (775925193).

1481311671 is an equidigital number, since it uses as much as digits as its factorization.

1481311671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70538661.

The product of its digits is 4032, while the sum is 33.

The square root of 1481311671 is about 38487.8119798983. The cubic root of 1481311671 is about 1139.9404070111.

The spelling of 1481311671 in words is "one billion, four hundred eighty-one million, three hundred eleven thousand, six hundred seventy-one".