55332523 has 2 divisors, whose sum is σ = 55332524. Its totient is φ = 55332522.

The previous prime is 55332517. The next prime is 55332539. The reversal of 55332523 is 32523355.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55332523 - 2¹³ = 55324331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55332491 and 55332500.

It is not a weakly prime, because it can be changed into another prime (55332593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27666261 + 27666262.

It is an arithmetic number, because the mean of its divisors is an integer number (27666262).

Almost surely, 2^55332523 is an apocalyptic number.

55332523 is a deficient number, since it is larger than the sum of its proper divisors (1).

55332523 is an equidigital number, since it uses as much as digits as its factorization.

55332523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13500, while the sum is 28.

The square root of 55332523 is about 7438.5834000836. The cubic root of 55332523 is about 381.0601122652.

Adding to 55332523 its reverse (32523355), we get a palindrome (87855878).

It can be divided in two parts, 55332 and 523, that added together give a palindrome (55855).

The spelling of 55332523 in words is "fifty-five million, three hundred thirty-two thousand, five hundred twenty-three".