1941250019 has 2 divisors, whose sum is σ = 1941250020. Its totient is φ = 1941250018.

The previous prime is 1941249983. The next prime is 1941250049. The reversal of 1941250019 is 9100521491.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1941250019 is a prime.

It is a super-2 number, since 2×1941250019² = 7536903272535000722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1941250049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 970625009 + 970625010.

It is an arithmetic number, because the mean of its divisors is an integer number (970625010).

Almost surely, 2^1941250019 is an apocalyptic number.

1941250019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1941250019 is an equidigital number, since it uses as much as digits as its factorization.

1941250019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 1941250019 is about 44059.6189157373. The cubic root of 1941250019 is about 1247.4615191014.

The spelling of 1941250019 in words is "one billion, nine hundred forty-one million, two hundred fifty thousand, nineteen".