899087453 has 8 divisors (see below), whose sum is σ = 988311456. Its totient is φ = 811111600.

The previous prime is 899087417. The next prime is 899087461. The reversal of 899087453 is 354780998.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 899087453 - 2⁸ = 899087197 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 899087395 and 899087404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (899027453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310526 + ... + 313407.

It is an arithmetic number, because the mean of its divisors is an integer number (123538932).

Almost surely, 2^899087453 is an apocalyptic number.

It is an amenable number.

899087453 is a deficient number, since it is larger than the sum of its proper divisors (89224003).

899087453 is a wasteful number, since it uses less digits than its factorization.

899087453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624075.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The square root of 899087453 is about 29984.7870260904. The cubic root of 899087453 is about 965.1629577951.

The spelling of 899087453 in words is "eight hundred ninety-nine million, eighty-seven thousand, four hundred fifty-three".