529117949 has 2 divisors, whose sum is σ = 529117950. Its totient is φ = 529117948.

The previous prime is 529117933. The next prime is 529117993. The reversal of 529117949 is 949711925.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 497959225 + 31158724 = 22315^2 + 5582^2 .

It is a cyclic number.

It is not a de Polignac number, because 529117949 - 2⁴ = 529117933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (529117999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264558974 + 264558975.

It is an arithmetic number, because the mean of its divisors is an integer number (264558975).

Almost surely, 2^529117949 is an apocalyptic number.

It is an amenable number.

529117949 is a deficient number, since it is larger than the sum of its proper divisors (1).

529117949 is an equidigital number, since it uses as much as digits as its factorization.

529117949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 204120, while the sum is 47.

The square root of 529117949 is about 23002.5639657843. The cubic root of 529117949 is about 808.8180439427.

The spelling of 529117949 in words is "five hundred twenty-nine million, one hundred seventeen thousand, nine hundred forty-nine".