501234413 has 2 divisors, whose sum is σ = 501234414. Its totient is φ = 501234412.

The previous prime is 501234403. The next prime is 501234473. The reversal of 501234413 is 314432105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 501177769 + 56644 = 22387^2 + 238^2 .

It is a cyclic number.

It is not a de Polignac number, because 501234413 - 2⁴ = 501234397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (501234403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250617206 + 250617207.

It is an arithmetic number, because the mean of its divisors is an integer number (250617207).

Almost surely, 2^501234413 is an apocalyptic number.

It is an amenable number.

501234413 is a deficient number, since it is larger than the sum of its proper divisors (1).

501234413 is an equidigital number, since it uses as much as digits as its factorization.

501234413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 501234413 is about 22388.2650734710. The cubic root of 501234413 is about 794.3531586978.

Adding to 501234413 its reverse (314432105), we get a palindrome (815666518).

The spelling of 501234413 in words is "five hundred one million, two hundred thirty-four thousand, four hundred thirteen".