56142323 has 2 divisors, whose sum is σ = 56142324. Its totient is φ = 56142322.

The previous prime is 56142319. The next prime is 56142337. The reversal of 56142323 is 32324165.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56142323 - 2² = 56142319 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 56142292 and 56142301.

It is not a weakly prime, because it can be changed into another prime (56142343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28071161 + 28071162.

It is an arithmetic number, because the mean of its divisors is an integer number (28071162).

Almost surely, 2^56142323 is an apocalyptic number.

56142323 is a deficient number, since it is larger than the sum of its proper divisors (1).

56142323 is an equidigital number, since it uses as much as digits as its factorization.

56142323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 26.

The square root of 56142323 is about 7492.8180946824. The cubic root of 56142323 is about 382.9100743960.

Adding to 56142323 its reverse (32324165), we get a palindrome (88466488).

It can be divided in two parts, 56142 and 323, that added together give a palindrome (56465).

The spelling of 56142323 in words is "fifty-six million, one hundred forty-two thousand, three hundred twenty-three".