1869970241 has 2 divisors, whose sum is σ = 1869970242. Its totient is φ = 1869970240.

The previous prime is 1869970237. The next prime is 1869970279. The reversal of 1869970241 is 1420799681.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1860110641 + 9859600 = 43129^2 + 3140^2 .

It is a cyclic number.

It is not a de Polignac number, because 1869970241 - 2² = 1869970237 is a prime.

It is not a weakly prime, because it can be changed into another prime (1869975241) 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, 934985120 + 934985121.

It is an arithmetic number, because the mean of its divisors is an integer number (934985121).

Almost surely, 2^1869970241 is an apocalyptic number.

It is an amenable number.

1869970241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1869970241 is an equidigital number, since it uses as much as digits as its factorization.

1869970241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 47.

The square root of 1869970241 is about 43243.1525330890. The cubic root of 1869970241 is about 1232.0024317659.

The spelling of 1869970241 in words is "one billion, eight hundred sixty-nine million, nine hundred seventy thousand, two hundred forty-one".