1454889419 has 2 divisors, whose sum is σ = 1454889420. Its totient is φ = 1454889418.

The previous prime is 1454889409. The next prime is 1454889421. The reversal of 1454889419 is 9149884541.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1454889419 - 2¹² = 1454885323 is a prime.

It is a super-2 number, since 2×1454889419² = 4233406443036315122, which contains 22 as substring.

Together with 1454889421, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1454889409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 727444709 + 727444710.

It is an arithmetic number, because the mean of its divisors is an integer number (727444710).

Almost surely, 2^1454889419 is an apocalyptic number.

1454889419 is a deficient number, since it is larger than the sum of its proper divisors (1).

1454889419 is an equidigital number, since it uses as much as digits as its factorization.

1454889419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1658880, while the sum is 53.

The square root of 1454889419 is about 38143.0127153061. The cubic root of 1454889419 is about 1133.1219743590.

The spelling of 1454889419 in words is "one billion, four hundred fifty-four million, eight hundred eighty-nine thousand, four hundred nineteen".