116474521 has 2 divisors, whose sum is σ = 116474522. Its totient is φ = 116474520.

The previous prime is 116474509. The next prime is 116474539. The reversal of 116474521 is 125474611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72914521 + 43560000 = 8539^2 + 6600^2 .

It is an emirp because it is prime and its reverse (125474611) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-116474521 is a prime.

It is equal to p_6652174 and since 116474521 and 6652174 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 (116474551) 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, 58237260 + 58237261.

It is an arithmetic number, because the mean of its divisors is an integer number (58237261).

Almost surely, 2^116474521 is an apocalyptic number.

It is an amenable number.

116474521 is a deficient number, since it is larger than the sum of its proper divisors (1).

116474521 is an equidigital number, since it uses as much as digits as its factorization.

116474521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6720, while the sum is 31.

The square root of 116474521 is about 10792.3362160377. The cubic root of 116474521 is about 488.3640024174.

The spelling of 116474521 in words is "one hundred sixteen million, four hundred seventy-four thousand, five hundred twenty-one".