1122419 has 2 divisors, whose sum is σ = 1122420. Its totient is φ = 1122418.

The previous prime is 1122397. The next prime is 1122427. The reversal of 1122419 is 9142211.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122419 is a prime.

It is a super-2 number, since 2×1122419² = 2519648823122, which contains 22 as substring.

It is a Chen prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1122419.

It is not a weakly prime, because it can be changed into another prime (1122449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561209 + 561210.

It is an arithmetic number, because the mean of its divisors is an integer number (561210).

2^1122419 is an apocalyptic number.

1122419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122419 is an equidigital number, since it uses as much as digits as its factorization.

1122419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144, while the sum is 20.

The square root of 1122419 is about 1059.4427780678. The cubic root of 1122419 is about 103.9245940082.

The spelling of 1122419 in words is "one million, one hundred twenty-two thousand, four hundred nineteen".