3125440441 has 2 divisors, whose sum is σ = 3125440442. Its totient is φ = 3125440440.

The previous prime is 3125440433. The next prime is 3125440457. The reversal of 3125440441 is 1440445213.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1996749225 + 1128691216 = 44685^2 + 33596^2 .

It is a cyclic number.

It is not a de Polignac number, because 3125440441 - 2³ = 3125440433 is a prime.

It is not a weakly prime, because it can be changed into another prime (3125440411) 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 as a sum of consecutive naturals, namely, 1562720220 + 1562720221.

It is an arithmetic number, because the mean of its divisors is an integer number (1562720221).

Almost surely, 2^3125440441 is an apocalyptic number.

It is an amenable number.

3125440441 is a deficient number, since it is larger than the sum of its proper divisors (1).

3125440441 is an equidigital number, since it uses as much as digits as its factorization.

3125440441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 3125440441 is about 55905.6387227621. The cubic root of 3125440441 is about 1462.0775516023.

Adding to 3125440441 its reverse (1440445213), we get a palindrome (4565885654).

The spelling of 3125440441 in words is "three billion, one hundred twenty-five million, four hundred forty thousand, four hundred forty-one".