55746541 has 2 divisors, whose sum is σ = 55746542. Its totient is φ = 55746540.

The previous prime is 55746539. The next prime is 55746557. The reversal of 55746541 is 14564755.

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., 53655625 + 2090916 = 7325^2 + 1446^2 .

It is a cyclic number.

It is not a de Polignac number, because 55746541 - 2¹ = 55746539 is a prime.

Together with 55746539, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 55746541.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55749541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27873270 + 27873271.

It is an arithmetic number, because the mean of its divisors is an integer number (27873271).

Almost surely, 2^55746541 is an apocalyptic number.

It is an amenable number.

55746541 is a deficient number, since it is larger than the sum of its proper divisors (1).

55746541 is an equidigital number, since it uses as much as digits as its factorization.

55746541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84000, while the sum is 37.

The square root of 55746541 is about 7466.3606261685. The cubic root of 55746541 is about 382.0081616085.

The spelling of 55746541 in words is "fifty-five million, seven hundred forty-six thousand, five hundred forty-one".