555460138 has 4 divisors (see below), whose sum is σ = 833190210. Its totient is φ = 277730068.

The previous prime is 555460133. The next prime is 555460141. The reversal of 555460138 is 831064555.

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

It can be written as a sum of positive squares in only one way, i.e., 464962969 + 90497169 = 21563^2 + 9513^2 .

It is a junction number, because it is equal to n+sod(n) for n = 555460097 and 555460106.

It is not an unprimeable number, because it can be changed into a prime (555460133) 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, 138865033 + ... + 138865036.

Almost surely, 2^555460138 is an apocalyptic number.

555460138 is a deficient number, since it is larger than the sum of its proper divisors (277730072).

555460138 is a wasteful number, since it uses less digits than its factorization.

555460138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277730071.

The product of its (nonzero) digits is 72000, while the sum is 37.

The square root of 555460138 is about 23568.2018406157. The cubic root of 555460138 is about 822.0236247633.

The spelling of 555460138 in words is "five hundred fifty-five million, four hundred sixty thousand, one hundred thirty-eight".