55376143 has 2 divisors, whose sum is σ = 55376144. Its totient is φ = 55376142.

The previous prime is 55376141. The next prime is 55376147. The reversal of 55376143 is 34167355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55376143 - 2¹ = 55376141 is a prime.

Together with 55376141, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 55376099 and 55376108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55376141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27688071 + 27688072.

It is an arithmetic number, because the mean of its divisors is an integer number (27688072).

Almost surely, 2^55376143 is an apocalyptic number.

55376143 is a deficient number, since it is larger than the sum of its proper divisors (1).

55376143 is an equidigital number, since it uses as much as digits as its factorization.

55376143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37800, while the sum is 34.

The square root of 55376143 is about 7441.5148323443. The cubic root of 55376143 is about 381.1602190095.

The spelling of 55376143 in words is "fifty-five million, three hundred seventy-six thousand, one hundred forty-three".