19770037241 has 2 divisors, whose sum is σ = 19770037242. Its totient is φ = 19770037240.

The previous prime is 19770037213. The next prime is 19770037327. The reversal of 19770037241 is 14273007791.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16953081616 + 2816955625 = 130204^2 + 53075^2 .

It is a cyclic number.

It is not a de Polignac number, because 19770037241 - 2¹⁴ = 19770020857 is a prime.

It is not a weakly prime, because it can be changed into another prime (19770031241) 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, 9885018620 + 9885018621.

It is an arithmetic number, because the mean of its divisors is an integer number (9885018621).

Almost surely, 2^19770037241 is an apocalyptic number.

It is an amenable number.

19770037241 is a deficient number, since it is larger than the sum of its proper divisors (1).

19770037241 is an equidigital number, since it uses as much as digits as its factorization.

19770037241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 74088, while the sum is 41.

The spelling of 19770037241 in words is "nineteen billion, seven hundred seventy million, thirty-seven thousand, two hundred forty-one".