1363140 has 36 divisors (see below), whose sum is σ = 4135404. Its totient is φ = 363456.

The previous prime is 1363139. The next prime is 1363151. The reversal of 1363140 is 413631.

It can be written as a sum of positive squares in 2 ways, for example, as 1065024 + 298116 = 1032^2 + 546^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3607 + ... + 3966.

2^1363140 is an apocalyptic number.

1363140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1363140 is an abundant number, since it is smaller than the sum of its proper divisors (2772264).

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

1363140 is a wasteful number, since it uses less digits than its factorization.

1363140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7588 (or 7583 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1363140 is about 1167.5358666868. The cubic root of 1363140 is about 110.8783668856.

Adding to 1363140 its reverse (413631), we get a palindrome (1776771).

The spelling of 1363140 in words is "one million, three hundred sixty-three thousand, one hundred forty".