1371171 has 4 divisors (see below), whose sum is σ = 1828232. Its totient is φ = 914112.

The previous prime is 1371157. The next prime is 1371179. The reversal of 1371171 is 1711731.

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

It is not a de Polignac number, because 1371171 - 2⁶ = 1371107 is a prime.

It is a super-2 number, since 2×1371171² = 3760219822482, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1371179) 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, 228526 + ... + 228531.

It is an arithmetic number, because the mean of its divisors is an integer number (457058).

2^1371171 is an apocalyptic number.

1371171 is a deficient number, since it is larger than the sum of its proper divisors (457061).

1371171 is an equidigital number, since it uses as much as digits as its factorization.

1371171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457060.

The product of its digits is 147, while the sum is 21.

The square root of 1371171 is about 1170.9701106348. The cubic root of 1371171 is about 111.0956889336.

The spelling of 1371171 in words is "one million, three hundred seventy-one thousand, one hundred seventy-one".