3125434145 has 8 divisors (see below), whose sum is σ = 3837742656. Its totient is φ = 2442199536.

The previous prime is 3125434133. The next prime is 3125434181. The reversal of 3125434145 is 5414345213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3125434145 - 2¹⁰ = 3125433121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7268237 + ... + 7268666.

It is an arithmetic number, because the mean of its divisors is an integer number (479717832).

Almost surely, 2^3125434145 is an apocalyptic number.

It is an amenable number.

3125434145 is a deficient number, since it is larger than the sum of its proper divisors (712308511).

3125434145 is a wasteful number, since it uses less digits than its factorization.

3125434145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14536951.

The product of its digits is 28800, while the sum is 32.

The square root of 3125434145 is about 55905.5824135658. The cubic root of 3125434145 is about 1462.0765698477.

Adding to 3125434145 its reverse (5414345213), we get a palindrome (8539779358).

The spelling of 3125434145 in words is "three billion, one hundred twenty-five million, four hundred thirty-four thousand, one hundred forty-five".