508621741 has 2 divisors, whose sum is σ = 508621742. Its totient is φ = 508621740.

The previous prime is 508621727. The next prime is 508621783. The reversal of 508621741 is 147126805.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 451392516 + 57229225 = 21246^2 + 7565^2 .

It is a cyclic number.

It is not a de Polignac number, because 508621741 - 2¹⁵ = 508588973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 508621697 and 508621706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (508681741) 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, 254310870 + 254310871.

It is an arithmetic number, because the mean of its divisors is an integer number (254310871).

Almost surely, 2^508621741 is an apocalyptic number.

It is an amenable number.

508621741 is a deficient number, since it is larger than the sum of its proper divisors (1).

508621741 is an equidigital number, since it uses as much as digits as its factorization.

508621741 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 34.

The square root of 508621741 is about 22552.6437696337. The cubic root of 508621741 is about 798.2366060121.

The spelling of 508621741 in words is "five hundred eight million, six hundred twenty-one thousand, seven hundred forty-one".