1485011271 has 8 divisors (see below), whose sum is σ = 1980358384. Its totient is φ = 989835840.

The previous prime is 1485011257. The next prime is 1485011273. The reversal of 1485011271 is 1721105841.

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

It is not a de Polignac number, because 1485011271 - 2⁵ = 1485011239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1485011273) 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, 21160 + ... + 58461.

It is an arithmetic number, because the mean of its divisors is an integer number (247544798).

Almost surely, 2^1485011271 is an apocalyptic number.

1485011271 is a deficient number, since it is larger than the sum of its proper divisors (495347113).

1485011271 is an equidigital number, since it uses as much as digits as its factorization.

1485011271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85841.

The product of its (nonzero) digits is 2240, while the sum is 30.

The square root of 1485011271 is about 38535.8439767446. The cubic root of 1485011271 is about 1140.8886246236. Note that the first 3 decimals are identical.

The spelling of 1485011271 in words is "one billion, four hundred eighty-five million, eleven thousand, two hundred seventy-one".