76739137 has 2 divisors, whose sum is σ = 76739138. Its totient is φ = 76739136.

The previous prime is 76739111. The next prime is 76739209. The reversal of 76739137 is 73193767.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70408881 + 6330256 = 8391^2 + 2516^2 .

It is a cyclic number.

It is not a de Polignac number, because 76739137 - 2¹⁹ = 76214849 is a prime.

It is a super-3 number, since 3×76739137³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 76739093 and 76739102.

It is not a weakly prime, because it can be changed into another prime (76739237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38369568 + 38369569.

It is an arithmetic number, because the mean of its divisors is an integer number (38369569).

Almost surely, 2^76739137 is an apocalyptic number.

It is an amenable number.

76739137 is a deficient number, since it is larger than the sum of its proper divisors (1).

76739137 is an equidigital number, since it uses as much as digits as its factorization.

76739137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 166698, while the sum is 43.

The square root of 76739137 is about 8760.0877278712. The cubic root of 76739137 is about 424.9511122544.

The spelling of 76739137 in words is "seventy-six million, seven hundred thirty-nine thousand, one hundred thirty-seven".