1602413 has 4 divisors (see below), whose sum is σ = 1605468. Its totient is φ = 1599360.

The previous prime is 1602407. The next prime is 1602427. The reversal of 1602413 is 3142061.

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

It can be written as a sum of positive squares in 2 ways, for example, as 157609 + 1444804 = 397^2 + 1202^2 .

It is a cyclic number.

It is not a de Polignac number, because 1602413 - 2⁴ = 1602397 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1602391 and 1602400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1602463) 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, 518 + ... + 1863.

It is an arithmetic number, because the mean of its divisors is an integer number (401367).

2^1602413 is an apocalyptic number.

It is an amenable number.

1602413 is a deficient number, since it is larger than the sum of its proper divisors (3055).

1602413 is an equidigital number, since it uses as much as digits as its factorization.

1602413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3054.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1602413 is about 1265.8645267168. The cubic root of 1602413 is about 117.0194771188.

Adding to 1602413 its reverse (3142061), we get a palindrome (4744474).

The spelling of 1602413 in words is "one million, six hundred two thousand, four hundred thirteen".