3621071125 has 48 divisors (see below), whose sum is σ = 5399686656. Its totient is φ = 2374759200.

The previous prime is 3621071107. The next prime is 3621071191. The reversal of 3621071125 is 5211701263.

It is a happy number.

It is not a de Polignac number, because 3621071125 - 2⁷ = 3621070997 is a prime.

It is a super-2 number, since 2×3621071125² = 26224312184617531250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3621071093 and 3621071102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 458964 + ... + 466786.

It is an arithmetic number, because the mean of its divisors is an integer number (112493472).

Almost surely, 2^3621071125 is an apocalyptic number.

3621071125 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3621071125 is a deficient number, since it is larger than the sum of its proper divisors (1778615531).

3621071125 is an equidigital number, since it uses as much as digits as its factorization.

3621071125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7891 (or 7858 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 3621071125 is about 60175.3365175468. The cubic root of 3621071125 is about 1535.6032352675.

Adding to 3621071125 its reverse (5211701263), we get a palindrome (8832772388).

The spelling of 3621071125 in words is "three billion, six hundred twenty-one million, seventy-one thousand, one hundred twenty-five".