555372379 has 2 divisors, whose sum is σ = 555372380. Its totient is φ = 555372378.

The previous prime is 555372341. The next prime is 555372401. The reversal of 555372379 is 973273555.

555372379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 555372379 - 2⁹ = 555371867 is a prime.

It is a super-2 number, since 2×555372379² = 616876958712239282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (555372079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277686189 + 277686190.

It is an arithmetic number, because the mean of its divisors is an integer number (277686190).

Almost surely, 2^555372379 is an apocalyptic number.

555372379 is a deficient number, since it is larger than the sum of its proper divisors (1).

555372379 is an equidigital number, since it uses as much as digits as its factorization.

555372379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 992250, while the sum is 46.

The square root of 555372379 is about 23566.3399576600. The cubic root of 555372379 is about 821.9803310650.

The spelling of 555372379 in words is "five hundred fifty-five million, three hundred seventy-two thousand, three hundred seventy-nine".