555361139 has 2 divisors, whose sum is σ = 555361140. Its totient is φ = 555361138.

The previous prime is 555361111. The next prime is 555361199. The reversal of 555361139 is 931163555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 555361139 - 2¹⁶ = 555295603 is a prime.

It is a super-2 number, since 2×555361139² = 616851989422754642, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (555361109) 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, 277680569 + 277680570.

It is an arithmetic number, because the mean of its divisors is an integer number (277680570).

Almost surely, 2^555361139 is an apocalyptic number.

555361139 is a deficient number, since it is larger than the sum of its proper divisors (1).

555361139 is an equidigital number, since it uses as much as digits as its factorization.

555361139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60750, while the sum is 38.

The square root of 555361139 is about 23566.1014807286. The cubic root of 555361139 is about 821.9747857639.

The spelling of 555361139 in words is "five hundred fifty-five million, three hundred sixty-one thousand, one hundred thirty-nine".