55142023 has 2 divisors, whose sum is σ = 55142024. Its totient is φ = 55142022.

The previous prime is 55141993. The next prime is 55142051. The reversal of 55142023 is 32024155.

55142023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55142023 - 2⁵ = 55141991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55141985 and 55142003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55142053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27571011 + 27571012.

It is an arithmetic number, because the mean of its divisors is an integer number (27571012).

Almost surely, 2^55142023 is an apocalyptic number.

55142023 is a deficient number, since it is larger than the sum of its proper divisors (1).

55142023 is an equidigital number, since it uses as much as digits as its factorization.

55142023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 55142023 is about 7425.7675024202. The cubic root of 55142023 is about 380.6223021299.

Adding to 55142023 its reverse (32024155), we get a palindrome (87166178).

The spelling of 55142023 in words is "fifty-five million, one hundred forty-two thousand, twenty-three".