9555149453 has 4 divisors (see below), whose sum is σ = 9555453660. Its totient is φ = 9554845248.

The previous prime is 9555149449. The next prime is 9555149459. The reversal of 9555149453 is 3549415559.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8067273124 + 1487876329 = 89818^2 + 38573^2 .

It is a cyclic number.

It is not a de Polignac number, because 9555149453 - 2² = 9555149449 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9555149459) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98750 + ... + 169887.

It is an arithmetic number, because the mean of its divisors is an integer number (2388863415).

Almost surely, 2^9555149453 is an apocalyptic number.

It is an amenable number.

9555149453 is a deficient number, since it is larger than the sum of its proper divisors (304207).

9555149453 is a wasteful number, since it uses less digits than its factorization.

9555149453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304206.

The product of its digits is 2430000, while the sum is 50.

The square root of 9555149453 is about 97750.4447713666. Note that the first 3 decimals coincide. The cubic root of 9555149453 is about 2122.0021915562.

The spelling of 9555149453 in words is "nine billion, five hundred fifty-five million, one hundred forty-nine thousand, four hundred fifty-three".