4012036129 has 2 divisors, whose sum is σ = 4012036130. Its totient is φ = 4012036128.

The previous prime is 4012036097. The next prime is 4012036169. The reversal of 4012036129 is 9216302104.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3852064225 + 159971904 = 62065^2 + 12648^2 .

It is a cyclic number.

It is not a de Polignac number, because 4012036129 - 2⁵ = 4012036097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4012036097 and 4012036106.

It is not a weakly prime, because it can be changed into another prime (4012036169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2006018064 + 2006018065.

It is an arithmetic number, because the mean of its divisors is an integer number (2006018065).

Almost surely, 2^4012036129 is an apocalyptic number.

It is an amenable number.

4012036129 is a deficient number, since it is larger than the sum of its proper divisors (1).

4012036129 is an equidigital number, since it uses as much as digits as its factorization.

4012036129 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 4012036129 is about 63340.6356851587. The cubic root of 4012036129 is about 1588.9916379782.

The spelling of 4012036129 in words is "four billion, twelve million, thirty-six thousand, one hundred twenty-nine".