1052641 has 4 divisors (see below), whose sum is σ = 1098432. Its totient is φ = 1006852.

The previous prime is 1052629. The next prime is 1052663. The reversal of 1052641 is 1462501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1462501 = 23 ⋅63587.

It is a cyclic number.

It is not a de Polignac number, because 1052641 - 2⁵ = 1052609 is a prime.

It is a super-2 number, since 2×1052641² = 2216106149762, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1052041) 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, 22861 + ... + 22906.

It is an arithmetic number, because the mean of its divisors is an integer number (274608).

2^1052641 is an apocalyptic number.

It is an amenable number.

1052641 is a deficient number, since it is larger than the sum of its proper divisors (45791).

1052641 is an equidigital number, since it uses as much as digits as its factorization.

1052641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45790.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1052641 is about 1025.9829433280. The cubic root of 1052641 is about 101.7247802962.

The spelling of 1052641 in words is "one million, fifty-two thousand, six hundred forty-one".