55362271 has 2 divisors, whose sum is σ = 55362272. Its totient is φ = 55362270.

The previous prime is 55362253. The next prime is 55362283. The reversal of 55362271 is 17226355.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55362271 - 2⁵ = 55362239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55362211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27681135 + 27681136.

It is an arithmetic number, because the mean of its divisors is an integer number (27681136).

Almost surely, 2^55362271 is an apocalyptic number.

55362271 is a deficient number, since it is larger than the sum of its proper divisors (1).

55362271 is an equidigital number, since it uses as much as digits as its factorization.

55362271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12600, while the sum is 31.

The square root of 55362271 is about 7440.5827056757. The cubic root of 55362271 is about 381.1283888396.

The spelling of 55362271 in words is "fifty-five million, three hundred sixty-two thousand, two hundred seventy-one".