1025463 has 4 divisors (see below), whose sum is σ = 1367288. Its totient is φ = 683640.

The previous prime is 1025459. The next prime is 1025477. The reversal of 1025463 is 3645201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1025463 - 2² = 1025459 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1025413) 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, 170908 + ... + 170913.

It is an arithmetic number, because the mean of its divisors is an integer number (341822).

2^1025463 is an apocalyptic number.

1025463 is a deficient number, since it is larger than the sum of its proper divisors (341825).

1025463 is an equidigital number, since it uses as much as digits as its factorization.

1025463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341824.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1025463 is about 1012.6514701515. The cubic root of 1025463 is about 100.8416628291.

It can be divided in two parts, 102 and 5463, that added together give a triangular number (5565 = T₁₀₅).

The spelling of 1025463 in words is "one million, twenty-five thousand, four hundred sixty-three".