1025671 has 4 divisors (see below), whose sum is σ = 1030744. Its totient is φ = 1020600.

The previous prime is 1025669. The next prime is 1025693. The reversal of 1025671 is 1765201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1765201 = 29 ⋅60869.

It is a cyclic number.

It is not a de Polignac number, because 1025671 - 2¹ = 1025669 is a prime.

It is a Duffinian number.

1025671 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025611) 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, 2220 + ... + 2641.

It is an arithmetic number, because the mean of its divisors is an integer number (257686).

2^1025671 is an apocalyptic number.

1025671 is a deficient number, since it is larger than the sum of its proper divisors (5073).

1025671 is an equidigital number, since it uses as much as digits as its factorization.

1025671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5072.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 1025671 is about 1012.7541656295. The cubic root of 1025671 is about 100.8484804481.

The spelling of 1025671 in words is "one million, twenty-five thousand, six hundred seventy-one".