1363725 has 72 divisors (see below), whose sum is σ = 2901600. Its totient is φ = 604800.

The previous prime is 1363717. The next prime is 1363727. The reversal of 1363725 is 5273631.

It is a happy number.

1363725 is a `hidden beast` number, since 1 + 3 + 637 + 25 = 666.

1363725 is nontrivially palindromic in base 8.

It is not a de Polignac number, because 1363725 - 2³ = 1363717 is a prime.

It is a d-powerful number, because it can be written as 1 + 3⁸ + 6 + 3¹² + 7⁷ + 2¹¹ + 5³ .

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1363727) 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 71 ways as a sum of consecutive naturals, for example, 47011 + ... + 47039.

It is an arithmetic number, because the mean of its divisors is an integer number (40300).

2^1363725 is an apocalyptic number.

1363725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1363725 is an abundant number, since it is smaller than the sum of its proper divisors (1537875).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1363725 is a wasteful number, since it uses less digits than its factorization.

1363725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75 (or 67 counting only the distinct ones).

The product of its digits is 3780, while the sum is 27.

The square root of 1363725 is about 1167.7863674491. The cubic root of 1363725 is about 110.8942259972.

The spelling of 1363725 in words is "one million, three hundred sixty-three thousand, seven hundred twenty-five".