1000013271 has 4 divisors (see below), whose sum is σ = 1333351032. Its totient is φ = 666675512.

The previous prime is 1000013237. The next prime is 1000013323. The reversal of 1000013271 is 1723100001.

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 1000013271 - 2⁶ = 1000013207 is a prime.

It is a super-2 number, since 2×1000013271² = 2000053084352238882, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1000013271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000014271) 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, 166668876 + ... + 166668881.

It is an arithmetic number, because the mean of its divisors is an integer number (333337758).

Almost surely, 2^1000013271 is an apocalyptic number.

1000013271 is a deficient number, since it is larger than the sum of its proper divisors (333337761).

1000013271 is an equidigital number, since it uses as much as digits as its factorization.

1000013271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333337760.

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 1000013271 is about 31622.9864339218. The cubic root of 1000013271 is about 1000.0044236471.

Adding to 1000013271 its reverse (1723100001), we get a palindrome (2723113272).

The spelling of 1000013271 in words is "one billion, thirteen thousand, two hundred seventy-one".