55325539 has 4 divisors (see below), whose sum is σ = 56263320. Its totient is φ = 54387760.

The previous prime is 55325537. The next prime is 55325551. The reversal of 55325539 is 93552355.

It is a happy number.

55325539 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55325539 - 2¹ = 55325537 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55325498 and 55325507.

It is not an unprimeable number, because it can be changed into a prime (55325537) 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 in 3 ways as a sum of consecutive naturals, for example, 468802 + ... + 468919.

It is an arithmetic number, because the mean of its divisors is an integer number (14065830).

Almost surely, 2^55325539 is an apocalyptic number.

55325539 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

55325539 is a deficient number, since it is larger than the sum of its proper divisors (937781).

55325539 is an equidigital number, since it uses as much as digits as its factorization.

55325539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937780.

The product of its digits is 101250, while the sum is 37.

The square root of 55325539 is about 7438.1139410472. The cubic root of 55325539 is about 381.0440792846.

The spelling of 55325539 in words is "fifty-five million, three hundred twenty-five thousand, five hundred thirty-nine".