55411205 has 6 divisors (see below), whose sum is σ = 66513426. Its totient is φ = 44315648.

The previous prime is 55411193. The next prime is 55411217. The reversal of 55411205 is 50211455.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55411193) and next prime (55411217).

It can be written as a sum of positive squares in 3 ways, for example, as 2427364 + 52983841 = 1558^2 + 7279^2 .

It is not a de Polignac number, because 55411205 - 2¹⁰ = 55410181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14981 + ... + 18309.

It is an arithmetic number, because the mean of its divisors is an integer number (11085571).

Almost surely, 2^55411205 is an apocalyptic number.

It is an amenable number.

55411205 is a deficient number, since it is larger than the sum of its proper divisors (11102221).

55411205 is an frugal number, since it uses more digits than its factorization.

55411205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6663 (or 3334 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 55411205 is about 7443.8702970968. The cubic root of 55411205 is about 381.2406472668.

The spelling of 55411205 in words is "fifty-five million, four hundred eleven thousand, two hundred five".