1361413 has 4 divisors (see below), whose sum is σ = 1370700. Its totient is φ = 1352128.

The previous prime is 1361401. The next prime is 1361417. The reversal of 1361413 is 3141631.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3141631 = 19 ⋅165349.

It can be written as a sum of positive squares in 2 ways, for example, as 68644 + 1292769 = 262^2 + 1137^2 .

It is a cyclic number.

It is not a de Polignac number, because 1361413 - 2¹³ = 1353221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1361417) 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, 4420 + ... + 4717.

It is an arithmetic number, because the mean of its divisors is an integer number (342675).

2^1361413 is an apocalyptic number.

It is an amenable number.

1361413 is a deficient number, since it is larger than the sum of its proper divisors (9287).

1361413 is an equidigital number, since it uses as much as digits as its factorization.

1361413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9286.

The product of its digits is 216, while the sum is 19.

The square root of 1361413 is about 1166.7960404458. The cubic root of 1361413 is about 110.8315221342.

The spelling of 1361413 in words is "one million, three hundred sixty-one thousand, four hundred thirteen".