19530751241 has 2 divisors, whose sum is σ = 19530751242. Its totient is φ = 19530751240.

The previous prime is 19530751211. The next prime is 19530751271. The reversal of 19530751241 is 14215703591.

It is a balanced prime because it is at equal distance from previous prime (19530751211) and next prime (19530751271).

It can be written as a sum of positive squares in only one way, i.e., 19516090000 + 14661241 = 139700^2 + 3829^2 .

It is a cyclic number.

It is not a de Polignac number, because 19530751241 - 2²⁶ = 19463642377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 19530751195 and 19530751204.

It is not a weakly prime, because it can be changed into another prime (19530751211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9765375620 + 9765375621.

It is an arithmetic number, because the mean of its divisors is an integer number (9765375621).

Almost surely, 2^19530751241 is an apocalyptic number.

It is an amenable number.

19530751241 is a deficient number, since it is larger than the sum of its proper divisors (1).

19530751241 is an equidigital number, since it uses as much as digits as its factorization.

19530751241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37800, while the sum is 38.

The spelling of 19530751241 in words is "nineteen billion, five hundred thirty million, seven hundred fifty-one thousand, two hundred forty-one".