1024127641 has 2 divisors, whose sum is σ = 1024127642. Its totient is φ = 1024127640.

The previous prime is 1024127633. The next prime is 1024127653. The reversal of 1024127641 is 1467214201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 920515600 + 103612041 = 30340^2 + 10179^2 .

It is a cyclic number.

It is not a de Polignac number, because 1024127641 - 2³ = 1024127633 is a prime.

It is not a weakly prime, because it can be changed into another prime (1024127441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512063820 + 512063821.

It is an arithmetic number, because the mean of its divisors is an integer number (512063821).

Almost surely, 2^1024127641 is an apocalyptic number.

It is an amenable number.

1024127641 is a deficient number, since it is larger than the sum of its proper divisors (1).

1024127641 is an equidigital number, since it uses as much as digits as its factorization.

1024127641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 1024127641 is about 32001.9943284790. The cubic root of 1024127641 is about 1007.9787177548.

The spelling of 1024127641 in words is "one billion, twenty-four million, one hundred twenty-seven thousand, six hundred forty-one".