1613003325 has 48 divisors (see below), whose sum is σ = 2750448960. Its totient is φ = 833697280.

The previous prime is 1613003321. The next prime is 1613003369. The reversal of 1613003325 is 5233003161.

It is a happy number.

1613003325 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1613003325 - 2² = 1613003321 is a prime.

It is a super-2 number, since 2×1613003325² = 5203559452922111250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1613003295 and 1613003304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1613003321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 327481 + ... + 332369.

It is an arithmetic number, because the mean of its divisors is an integer number (57301020).

Almost surely, 2^1613003325 is an apocalyptic number.

1613003325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1613003325 is a deficient number, since it is larger than the sum of its proper divisors (1137445635).

1613003325 is a wasteful number, since it uses less digits than its factorization.

1613003325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5038 (or 5033 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 1613003325 is about 40162.2126506994. The cubic root of 1613003325 is about 1172.7670463727.

Adding to 1613003325 its reverse (5233003161), we get a palindrome (6846006486).

The spelling of 1613003325 in words is "one billion, six hundred thirteen million, three thousand, three hundred twenty-five".