1426201019 has 2 divisors, whose sum is σ = 1426201020. Its totient is φ = 1426201018.

The previous prime is 1426200977. The next prime is 1426201027. The reversal of 1426201019 is 9101026241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1426201019 - 2¹² = 1426196923 is a prime.

It is a super-2 number, since 2×1426201019² = 4068098693193276722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1426201039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 713100509 + 713100510.

It is an arithmetic number, because the mean of its divisors is an integer number (713100510).

Almost surely, 2^1426201019 is an apocalyptic number.

1426201019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1426201019 is an equidigital number, since it uses as much as digits as its factorization.

1426201019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 1426201019 is about 37765.0767111627. The cubic root of 1426201019 is about 1125.6246128802.

The spelling of 1426201019 in words is "one billion, four hundred twenty-six million, two hundred one thousand, nineteen".