501984141049 has 2 divisors, whose sum is σ = 501984141050. Its totient is φ = 501984141048.

The previous prime is 501984140951. The next prime is 501984141089. The reversal of 501984141049 is 940141489105.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 493305355449 + 8678785600 = 702357^2 + 93160^2 .

It is a cyclic number.

It is not a de Polignac number, because 501984141049 - 2⁷ = 501984140921 is a prime.

It is not a weakly prime, because it can be changed into another prime (501984141089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250992070524 + 250992070525.

It is an arithmetic number, because the mean of its divisors is an integer number (250992070525).

Almost surely, 2^501984141049 is an apocalyptic number.

It is an amenable number.

501984141049 is a deficient number, since it is larger than the sum of its proper divisors (1).

501984141049 is an equidigital number, since it uses as much as digits as its factorization.

501984141049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 207360, while the sum is 46.

The spelling of 501984141049 in words is "five hundred one billion, nine hundred eighty-four million, one hundred forty-one thousand, forty-nine".