1252071 has 16 divisors (see below), whose sum is σ = 1881600. Its totient is φ = 822744.

The previous prime is 1252063. The next prime is 1252073. The reversal of 1252071 is 1702521.

It is not a de Polignac number, because 1252071 - 2³ = 1252063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1840 + ... + 2426.

It is an arithmetic number, because the mean of its divisors is an integer number (117600).

2^1252071 is an apocalyptic number.

1252071 is a deficient number, since it is larger than the sum of its proper divisors (629529).

1252071 is an equidigital number, since it uses as much as digits as its factorization.

1252071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675 (or 669 counting only the distinct ones).

The product of its (nonzero) digits is 140, while the sum is 18.

The square root of 1252071 is about 1118.9597848002. The cubic root of 1252071 is about 107.7811928001.

Adding to 1252071 its reverse (1702521), we get a palindrome (2954592).

The spelling of 1252071 in words is "one million, two hundred fifty-two thousand, seventy-one".