500155349 has 2 divisors, whose sum is σ = 500155350. Its totient is φ = 500155348.

The previous prime is 500155321. The next prime is 500155361. The reversal of 500155349 is 943551005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 466862449 + 33292900 = 21607^2 + 5770^2 .

It is a cyclic number.

It is not a de Polignac number, because 500155349 - 2²⁸ = 231719893 is a prime.

It is equal to p_26363561 and since 500155349 and 26363561 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (500155049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250077674 + 250077675.

It is an arithmetic number, because the mean of its divisors is an integer number (250077675).

Almost surely, 2^500155349 is an apocalyptic number.

It is an amenable number.

500155349 is a deficient number, since it is larger than the sum of its proper divisors (1).

500155349 is an equidigital number, since it uses as much as digits as its factorization.

500155349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 500155349 is about 22364.1532144635. The cubic root of 500155349 is about 793.7827178611.

The spelling of 500155349 in words is "five hundred million, one hundred fifty-five thousand, three hundred forty-nine".