736528129 has 2 divisors, whose sum is σ = 736528130. Its totient is φ = 736528128.

The previous prime is 736528127. The next prime is 736528147. The reversal of 736528129 is 921825637.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 661878529 + 74649600 = 25727^2 + 8640^2 .

It is a cyclic number.

It is not a de Polignac number, because 736528129 - 2¹ = 736528127 is a prime.

Together with 736528127, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (736528127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 368264064 + 368264065.

It is an arithmetic number, because the mean of its divisors is an integer number (368264065).

Almost surely, 2^736528129 is an apocalyptic number.

It is an amenable number.

736528129 is a deficient number, since it is larger than the sum of its proper divisors (1).

736528129 is an equidigital number, since it uses as much as digits as its factorization.

736528129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 736528129 is about 27139.0517336181. The cubic root of 736528129 is about 903.0873922615.

The spelling of 736528129 in words is "seven hundred thirty-six million, five hundred twenty-eight thousand, one hundred twenty-nine".