8513955 has 12 divisors (see below), whose sum is σ = 14757600. Its totient is φ = 4540752.

The previous prime is 8513951. The next prime is 8513969. The reversal of 8513955 is 5593158.

It is a happy number.

8513955 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8513955 - 2² = 8513951 is a prime.

8513955 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8513951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94555 + ... + 94644.

It is an arithmetic number, because the mean of its divisors is an integer number (1229800).

Almost surely, 2^8513955 is an apocalyptic number.

8513955 is a deficient number, since it is larger than the sum of its proper divisors (6243645).

8513955 is a wasteful number, since it uses less digits than its factorization.

8513955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189210 (or 189207 counting only the distinct ones).

The product of its digits is 27000, while the sum is 36.

The square root of 8513955 is about 2917.8682286903. The cubic root of 8513955 is about 204.1943793194.

The spelling of 8513955 in words is "eight million, five hundred thirteen thousand, nine hundred fifty-five".