3128612356 has 9 divisors (see below), whose sum is σ = 5475267399. Its totient is φ = 1564250244.

The previous prime is 3128612353. The next prime is 3128612363. The reversal of 3128612356 is 6532168213.

The square root of 3128612356 is 55934.

It is a perfect power (a square), and thus also a powerful number.

3128612356 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3128612353) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 97885 + ... + 125851.

Almost surely, 2^3128612356 is an apocalyptic number.

3128612356 is the 55934-th square number.

It is an amenable number.

3128612356 is a deficient number, since it is larger than the sum of its proper divisors (2346655043).

3128612356 is an frugal number, since it uses more digits than its factorization.

3128612356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55938 (or 27969 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The cubic root of 3128612356 is about 1462.5719904758.

The spelling of 3128612356 in words is "three billion, one hundred twenty-eight million, six hundred twelve thousand, three hundred fifty-six".