97855545 has 8 divisors (see below), whose sum is σ = 156568896. Its totient is φ = 52189616.

The previous prime is 97855507. The next prime is 97855579. The reversal of 97855545 is 54555879.

It is a happy number.

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 97855545 - 2⁶ = 97855481 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97855494 and 97855503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3261837 + ... + 3261866.

It is an arithmetic number, because the mean of its divisors is an integer number (19571112).

Almost surely, 2^97855545 is an apocalyptic number.

It is an amenable number.

97855545 is a deficient number, since it is larger than the sum of its proper divisors (58713351).

97855545 is a wasteful number, since it uses less digits than its factorization.

97855545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6523711.

The product of its digits is 1260000, while the sum is 48.

The square root of 97855545 is about 9892.1961666760. The cubic root of 97855545 is about 460.8169870025.

The spelling of 97855545 in words is "ninety-seven million, eight hundred fifty-five thousand, five hundred forty-five".