56605141 has 2 divisors, whose sum is σ = 56605142. Its totient is φ = 56605140.

The previous prime is 56605127. The next prime is 56605169. The reversal of 56605141 is 14150665.

It is an a-pointer prime, because the next prime (56605169) can be obtained adding 56605141 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52504516 + 4100625 = 7246^2 + 2025^2 .

It is a cyclic number.

It is not a de Polignac number, because 56605141 - 2²¹ = 54507989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56605841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28302570 + 28302571.

It is an arithmetic number, because the mean of its divisors is an integer number (28302571).

Almost surely, 2^56605141 is an apocalyptic number.

It is an amenable number.

56605141 is a deficient number, since it is larger than the sum of its proper divisors (1).

56605141 is an equidigital number, since it uses as much as digits as its factorization.

56605141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 56605141 is about 7523.6388137656. The cubic root of 56605141 is about 383.9593892419.

It can be divided in two parts, 5660 and 5141, that added together give a palindrome (10801).

The spelling of 56605141 in words is "fifty-six million, six hundred five thousand, one hundred forty-one".