1967225419 has 2 divisors, whose sum is σ = 1967225420. Its totient is φ = 1967225418.

The previous prime is 1967225371. The next prime is 1967225441. The reversal of 1967225419 is 9145227691.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1967225419 - 2¹³ = 1967217227 is a prime.

It is a super-2 number, since 2×1967225419² = 7739951698319451122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1967295419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 983612709 + 983612710.

It is an arithmetic number, because the mean of its divisors is an integer number (983612710).

Almost surely, 2^1967225419 is an apocalyptic number.

1967225419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1967225419 is an equidigital number, since it uses as much as digits as its factorization.

1967225419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 272160, while the sum is 46.

The square root of 1967225419 is about 44353.4149643520. The cubic root of 1967225419 is about 1253.0008793999. Note that the first 3 decimals are identical.

The spelling of 1967225419 in words is "one billion, nine hundred sixty-seven million, two hundred twenty-five thousand, four hundred nineteen".