5231661325 has 12 divisors (see below), whose sum is σ = 7077011328. Its totient is φ = 3804844400.

The previous prime is 5231661313. The next prime is 5231661371.

5231661325 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5231661325 - 2¹⁷ = 5231530253 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 9511837 + ... + 9512386.

It is an arithmetic number, because the mean of its divisors is an integer number (589750944).

Almost surely, 2^5231661325 is an apocalyptic number.

5231661325 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5231661325 is a deficient number, since it is larger than the sum of its proper divisors (1845350003).

5231661325 is a wasteful number, since it uses less digits than its factorization.

5231661325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19024244 (or 19024239 counting only the distinct ones).

The product of its digits is 32400, while the sum is 34.

The square root of 5231661325 is about 72330.2241459267. The cubic root of 5231661325 is about 1735.9872878307.

The spelling of 5231661325 in words is "five billion, two hundred thirty-one million, six hundred sixty-one thousand, three hundred twenty-five".