55025134 has 4 divisors (see below), whose sum is σ = 82537704. Its totient is φ = 27512566.

The previous prime is 55025129. The next prime is 55025149. The reversal of 55025134 is 43152055.

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

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 55025099 and 55025108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13756282 + ... + 13756285.

It is an arithmetic number, because the mean of its divisors is an integer number (20634426).

Almost surely, 2^55025134 is an apocalyptic number.

55025134 is a deficient number, since it is larger than the sum of its proper divisors (27512570).

55025134 is a wasteful number, since it uses less digits than its factorization.

55025134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27512569.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 55025134 is about 7417.8928274814. The cubic root of 55025134 is about 380.3531665918.

Adding to 55025134 its reverse (43152055), we get a palindrome (98177189).

The spelling of 55025134 in words is "fifty-five million, twenty-five thousand, one hundred thirty-four".