554139919 has 2 divisors, whose sum is σ = 554139920. Its totient is φ = 554139918.

The previous prime is 554139893. The next prime is 554139923. The reversal of 554139919 is 919931455.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 554139919 - 2⁹ = 554139407 is a prime.

It is a super-2 number, since 2×554139919² = 614142099658653122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (554139119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277069959 + 277069960.

It is an arithmetic number, because the mean of its divisors is an integer number (277069960).

Almost surely, 2^554139919 is an apocalyptic number.

554139919 is a deficient number, since it is larger than the sum of its proper divisors (1).

554139919 is an equidigital number, since it uses as much as digits as its factorization.

554139919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 218700, while the sum is 46.

The square root of 554139919 is about 23540.1766985722. The cubic root of 554139919 is about 821.3718455266.

The spelling of 554139919 in words is "five hundred fifty-four million, one hundred thirty-nine thousand, nine hundred nineteen".