3125265945 has 8 divisors (see below), whose sum is σ = 5000425536. Its totient is φ = 1666808496.

The previous prime is 3125265943. The next prime is 3125265947. The reversal of 3125265945 is 5495625213.

It is a happy number.

3125265945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3125265943) and next prime (3125265947).

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

It is not a de Polignac number, because 3125265945 - 2¹ = 3125265943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3125265897 and 3125265906.

It is not an unprimeable number, because it can be changed into a prime (3125265943) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104175517 + ... + 104175546.

It is an arithmetic number, because the mean of its divisors is an integer number (625053192).

Almost surely, 2^3125265945 is an apocalyptic number.

It is an amenable number.

3125265945 is a deficient number, since it is larger than the sum of its proper divisors (1875159591).

3125265945 is a wasteful number, since it uses less digits than its factorization.

3125265945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208351071.

The product of its digits is 324000, while the sum is 42.

The square root of 3125265945 is about 55904.0780712821. The cubic root of 3125265945 is about 1462.0503414179.

The spelling of 3125265945 in words is "three billion, one hundred twenty-five million, two hundred sixty-five thousand, nine hundred forty-five".