1025163 has 16 divisors (see below), whose sum is σ = 1555840. Its totient is φ = 666792.

The previous prime is 1025161. The next prime is 1025197. The reversal of 1025163 is 3615201.

It is not a de Polignac number, because 1025163 - 2¹ = 1025161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1025161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 720 + ... + 1602.

It is an arithmetic number, because the mean of its divisors is an integer number (97240).

2^1025163 is an apocalyptic number.

1025163 is a deficient number, since it is larger than the sum of its proper divisors (530677).

1025163 is an equidigital number, since it uses as much as digits as its factorization.

1025163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935 (or 929 counting only the distinct ones).

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

The square root of 1025163 is about 1012.5033333278. The cubic root of 1025163 is about 100.8318281010.

The spelling of 1025163 in words is "one million, twenty-five thousand, one hundred sixty-three".