1383613 has 24 divisors (see below), whose sum is σ = 1871424. Its totient is φ = 1008000.

The previous prime is 1383607. The next prime is 1383653. The reversal of 1383613 is 3163831.

It is a happy number.

It is not a de Polignac number, because 1383613 - 2¹³ = 1375421 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 (1383653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9088 + ... + 9238.

It is an arithmetic number, because the mean of its divisors is an integer number (77976).

2^1383613 is an apocalyptic number.

It is an amenable number.

1383613 is a deficient number, since it is larger than the sum of its proper divisors (487811).

1383613 is a wasteful number, since it uses less digits than its factorization.

1383613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193 (or 186 counting only the distinct ones).

The product of its digits is 1296, while the sum is 25.

The square root of 1383613 is about 1176.2708021540. The cubic root of 1383613 is about 111.4307049308.

The spelling of 1383613 in words is "one million, three hundred eighty-three thousand, six hundred thirteen".