77436113 has 2 divisors, whose sum is σ = 77436114. Its totient is φ = 77436112.

The previous prime is 77436103. The next prime is 77436157. The reversal of 77436113 is 31163477.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60403984 + 17032129 = 7772^2 + 4127^2 .

It is a cyclic number.

It is not a de Polignac number, because 77436113 - 2¹⁴ = 77419729 is a prime.

It is equal to p_4528544 and since 77436113 and 4528544 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 77436113.

It is not a weakly prime, because it can be changed into another prime (77436103) 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, 38718056 + 38718057.

It is an arithmetic number, because the mean of its divisors is an integer number (38718057).

Almost surely, 2^77436113 is an apocalyptic number.

It is an amenable number.

77436113 is a deficient number, since it is larger than the sum of its proper divisors (1).

77436113 is an equidigital number, since it uses as much as digits as its factorization.

77436113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10584, while the sum is 32.

The square root of 77436113 is about 8799.7791449559. The cubic root of 77436113 is about 426.2337630517.

The spelling of 77436113 in words is "seventy-seven million, four hundred thirty-six thousand, one hundred thirteen".