501229369 has 2 divisors, whose sum is σ = 501229370. Its totient is φ = 501229368.

The previous prime is 501229331. The next prime is 501229373. The reversal of 501229369 is 963922105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 497825344 + 3404025 = 22312^2 + 1845^2 .

It is a cyclic number.

It is not a de Polignac number, because 501229369 - 2²⁵ = 467674937 is a prime.

It is a super-2 number, since 2×501229369² = 502461760696276322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (501229319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250614684 + 250614685.

It is an arithmetic number, because the mean of its divisors is an integer number (250614685).

Almost surely, 2^501229369 is an apocalyptic number.

It is an amenable number.

501229369 is a deficient number, since it is larger than the sum of its proper divisors (1).

501229369 is an equidigital number, since it uses as much as digits as its factorization.

501229369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 501229369 is about 22388.1524248876. The cubic root of 501229369 is about 794.3504941223.

The spelling of 501229369 in words is "five hundred one million, two hundred twenty-nine thousand, three hundred sixty-nine".