3125551045 has 8 divisors (see below), whose sum is σ = 3770095896. Its totient is φ = 2487484416.

The previous prime is 3125550979. The next prime is 3125551049. The reversal of 3125551045 is 5401555213.

It can be written as a sum of positive squares in 4 ways, for example, as 107806689 + 3017744356 = 10383^2 + 54934^2 .

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 3125551045 - 2¹¹ = 3125548997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3125550998 and 3125551016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3125551049) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1618492 + ... + 1620421.

It is an arithmetic number, because the mean of its divisors is an integer number (471261987).

Almost surely, 2^3125551045 is an apocalyptic number.

It is an amenable number.

3125551045 is a deficient number, since it is larger than the sum of its proper divisors (644544851).

3125551045 is a wasteful number, since it uses less digits than its factorization.

3125551045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3239111.

The product of its (nonzero) digits is 15000, while the sum is 31.

The square root of 3125551045 is about 55906.6279165539. The cubic root of 3125551045 is about 1462.0947982081.

It can be divided in two parts, 312555 and 1045, that added together give a square (313600 = 560²).

The spelling of 3125551045 in words is "three billion, one hundred twenty-five million, five hundred fifty-one thousand, forty-five".