3325656137 has 4 divisors (see below), whose sum is σ = 3388404420. Its totient is φ = 3262907856.

The previous prime is 3325656121. The next prime is 3325656143. The reversal of 3325656137 is 7316565233.

It is a happy number.

3325656137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1650309376 + 1675346761 = 40624^2 + 40931^2 .

It is a cyclic number.

It is not a de Polignac number, because 3325656137 - 2⁴ = 3325656121 is a prime.

It is a super-2 number, since 2×3325656137² = 22119977483131525538, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3325656094 and 3325656103.

It is not an unprimeable number, because it can be changed into a prime (3325656157) 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, 31374062 + ... + 31374167.

It is an arithmetic number, because the mean of its divisors is an integer number (847101105).

Almost surely, 2^3325656137 is an apocalyptic number.

It is an amenable number.

3325656137 is a deficient number, since it is larger than the sum of its proper divisors (62748283).

3325656137 is an equidigital number, since it uses as much as digits as its factorization.

3325656137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62748282.

The product of its digits is 340200, while the sum is 41.

The square root of 3325656137 is about 57668.5021220423. The cubic root of 3325656137 is about 1492.6538798176.

The spelling of 3325656137 in words is "three billion, three hundred twenty-five million, six hundred fifty-six thousand, one hundred thirty-seven".