1051263 has 12 divisors (see below), whose sum is σ = 1608048. Its totient is φ = 659520.

The previous prime is 1051247. The next prime is 1051277. The reversal of 1051263 is 3621501.

It is not a de Polignac number, because 1051263 - 2⁴ = 1051247 is a prime.

It is a super-2 number, since 2×1051263² = 2210307790338, which contains 22 as substring.

1051263 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1051283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3283 + ... + 3588.

It is an arithmetic number, because the mean of its divisors is an integer number (134004).

2^1051263 is an apocalyptic number.

1051263 is a deficient number, since it is larger than the sum of its proper divisors (556785).

1051263 is a wasteful number, since it uses less digits than its factorization.

1051263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6894 (or 6891 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

The square root of 1051263 is about 1025.3111722789. The cubic root of 1051263 is about 101.6803720064.

Adding to 1051263 its reverse (3621501), we get a palindrome (4672764).

The spelling of 1051263 in words is "one million, fifty-one thousand, two hundred sixty-three".