89454000919 has 2 divisors, whose sum is σ = 89454000920. Its totient is φ = 89454000918.

The previous prime is 89454000917. The next prime is 89454000943. The reversal of 89454000919 is 91900045498.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 89454000919 - 2¹ = 89454000917 is a prime.

It is a super-2 number, since 2×89454000919² (a number of 23 digits) contains 22 as substring.

Together with 89454000917, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (89454000917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44727000459 + 44727000460.

It is an arithmetic number, because the mean of its divisors is an integer number (44727000460).

Almost surely, 2^89454000919 is an apocalyptic number.

89454000919 is a deficient number, since it is larger than the sum of its proper divisors (1).

89454000919 is an equidigital number, since it uses as much as digits as its factorization.

89454000919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 49.

The spelling of 89454000919 in words is "eighty-nine billion, four hundred fifty-four million, nine hundred nineteen", and thus it is an aban number.