503377601 has 2 divisors, whose sum is σ = 503377602. Its totient is φ = 503377600.

The previous prime is 503377591. The next prime is 503377603. The reversal of 503377601 is 106773305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 456933376 + 46444225 = 21376^2 + 6815^2 .

It is a cyclic number.

It is not a de Polignac number, because 503377601 - 2¹⁴ = 503361217 is a prime.

Together with 503377603, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_26524094 and since 503377601 and 26524094 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (503377603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251688800 + 251688801.

It is an arithmetic number, because the mean of its divisors is an integer number (251688801).

Almost surely, 2^503377601 is an apocalyptic number.

It is an amenable number.

503377601 is a deficient number, since it is larger than the sum of its proper divisors (1).

503377601 is an equidigital number, since it uses as much as digits as its factorization.

503377601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13230, while the sum is 32.

The square root of 503377601 is about 22436.0781109355. The cubic root of 503377601 is about 795.4837191748.

The spelling of 503377601 in words is "five hundred three million, three hundred seventy-seven thousand, six hundred one".