553855373 has 2 divisors, whose sum is σ = 553855374. Its totient is φ = 553855372.

The previous prime is 553855327. The next prime is 553855397. The reversal of 553855373 is 373558355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 545549449 + 8305924 = 23357^2 + 2882^2 .

It is a cyclic number.

It is not a de Polignac number, because 553855373 - 2⁸ = 553855117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (553855573) 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, 276927686 + 276927687.

It is an arithmetic number, because the mean of its divisors is an integer number (276927687).

Almost surely, 2^553855373 is an apocalyptic number.

It is an amenable number.

553855373 is a deficient number, since it is larger than the sum of its proper divisors (1).

553855373 is an equidigital number, since it uses as much as digits as its factorization.

553855373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 945000, while the sum is 44.

The square root of 553855373 is about 23534.1320851227. The cubic root of 553855373 is about 821.2312323706.

The spelling of 553855373 in words is "five hundred fifty-three million, eight hundred fifty-five thousand, three hundred seventy-three".