3012540389 has 2 divisors, whose sum is σ = 3012540390. Its totient is φ = 3012540388.

The previous prime is 3012540367. The next prime is 3012540439. The reversal of 3012540389 is 9830452103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2789635489 + 222904900 = 52817^2 + 14930^2 .

It is a cyclic number.

It is not a de Polignac number, because 3012540389 - 2²⁸ = 2744104933 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3012540319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1506270194 + 1506270195.

It is an arithmetic number, because the mean of its divisors is an integer number (1506270195).

Almost surely, 2^3012540389 is an apocalyptic number.

It is an amenable number.

3012540389 is a deficient number, since it is larger than the sum of its proper divisors (1).

3012540389 is an equidigital number, since it uses as much as digits as its factorization.

3012540389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 3012540389 is about 54886.6139327250. The cubic root of 3012540389 is about 1444.2563734056.

The spelling of 3012540389 in words is "three billion, twelve million, five hundred forty thousand, three hundred eighty-nine".