1063261 has 8 divisors (see below), whose sum is σ = 1105280. Its totient is φ = 1022112.

The previous prime is 1063243. The next prime is 1063273. The reversal of 1063261 is 1623601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1063261 - 2¹⁵ = 1030493 is a prime.

It is a super-2 number, since 2×1063261² = 2261047908242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1063201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3241 + ... + 3553.

It is an arithmetic number, because the mean of its divisors is an integer number (138160).

2^1063261 is an apocalyptic number.

It is an amenable number.

1063261 is a deficient number, since it is larger than the sum of its proper divisors (42019).

1063261 is an equidigital number, since it uses as much as digits as its factorization.

1063261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 435.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1063261 is about 1031.1454795517. The cubic root of 1063261 is about 102.0657336127.

Adding to 1063261 its reverse (1623601), we get a palindrome (2686862).

The spelling of 1063261 in words is "one million, sixty-three thousand, two hundred sixty-one".