56180273 has 2 divisors, whose sum is σ = 56180274. Its totient is φ = 56180272.

The previous prime is 56180251. The next prime is 56180351. The reversal of 56180273 is 37208165.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32638369 + 23541904 = 5713^2 + 4852^2 .

It is a cyclic number.

It is not a de Polignac number, because 56180273 - 2²⁴ = 39403057 is a prime.

It is equal to p_3348527 and since 56180273 and 3348527 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (56188273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28090136 + 28090137.

It is an arithmetic number, because the mean of its divisors is an integer number (28090137).

Almost surely, 2^56180273 is an apocalyptic number.

It is an amenable number.

56180273 is a deficient number, since it is larger than the sum of its proper divisors (1).

56180273 is an equidigital number, since it uses as much as digits as its factorization.

56180273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 56180273 is about 7495.3500918903. The cubic root of 56180273 is about 382.9963323415.

The spelling of 56180273 in words is "fifty-six million, one hundred eighty thousand, two hundred seventy-three".