3145520241 has 12 divisors (see below), whose sum is σ = 4548866868. Its totient is φ = 2094549984.

The previous prime is 3145520233. The next prime is 3145520263. The reversal of 3145520241 is 1420255413.

3145520241 is a `hidden beast` number, since 3 + 1 + 455 + 202 + 4 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 65270241 + 3080250000 = 8079^2 + 55500^2 .

It is not a de Polignac number, because 3145520241 - 2³ = 3145520233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3145540241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 197190 + ... + 212543.

It is an arithmetic number, because the mean of its divisors is an integer number (379072239).

Almost surely, 2^3145520241 is an apocalyptic number.

It is an amenable number.

3145520241 is a deficient number, since it is larger than the sum of its proper divisors (1403346627).

3145520241 is a wasteful number, since it uses less digits than its factorization.

3145520241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410592 (or 410589 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 3145520241 is about 56084.9377373284. The cubic root of 3145520241 is about 1465.2019727206.

Adding to 3145520241 its reverse (1420255413), we get a palindrome (4565775654).

The spelling of 3145520241 in words is "three billion, one hundred forty-five million, five hundred twenty thousand, two hundred forty-one".