55065001 has 2 divisors, whose sum is σ = 55065002. Its totient is φ = 55065000.

The previous prime is 55064993. The next prime is 55065007. The reversal of 55065001 is 10056055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50069776 + 4995225 = 7076^2 + 2235^2 .

It is a cyclic number.

It is not a de Polignac number, because 55065001 - 2³ = 55064993 is a prime.

It is not a weakly prime, because it can be changed into another prime (55065007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27532500 + 27532501.

It is an arithmetic number, because the mean of its divisors is an integer number (27532501).

Almost surely, 2^55065001 is an apocalyptic number.

It is an amenable number.

55065001 is a deficient number, since it is larger than the sum of its proper divisors (1).

55065001 is an equidigital number, since it uses as much as digits as its factorization.

55065001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 55065001 is about 7420.5795595762. The cubic root of 55065001 is about 380.4450026793.

The spelling of 55065001 in words is "fifty-five million, sixty-five thousand, one".