56100097 has 4 divisors (see below), whose sum is σ = 56135380. Its totient is φ = 56064816.

The previous prime is 56100073. The next prime is 56100101. The reversal of 56100097 is 79000165.

It is a happy number.

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 21242881 + 34857216 = 4609^2 + 5904^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56100097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56100067) 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, 15138 + ... + 18475.

It is an arithmetic number, because the mean of its divisors is an integer number (14033845).

Almost surely, 2^56100097 is an apocalyptic number.

It is an amenable number.

56100097 is a deficient number, since it is larger than the sum of its proper divisors (35283).

56100097 is a wasteful number, since it uses less digits than its factorization.

56100097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35282.

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 56100097 is about 7489.9997997330. Note that the first 3 decimals coincide. The cubic root of 56100097 is about 382.8140516733.

The spelling of 56100097 in words is "fifty-six million, one hundred thousand, ninety-seven".