2351606729 has 2 divisors, whose sum is σ = 2351606730. Its totient is φ = 2351606728.

The previous prime is 2351606629. The next prime is 2351606737. The reversal of 2351606729 is 9276061532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2092879504 + 258727225 = 45748^2 + 16085^2 .

It is a cyclic number.

It is not a de Polignac number, because 2351606729 - 2¹⁶ = 2351541193 is a prime.

It is not a weakly prime, because it can be changed into another prime (2351606429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1175803364 + 1175803365.

It is an arithmetic number, because the mean of its divisors is an integer number (1175803365).

Almost surely, 2^2351606729 is an apocalyptic number.

It is an amenable number.

2351606729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2351606729 is an equidigital number, since it uses as much as digits as its factorization.

2351606729 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 2351606729 is about 48493.3678867533. The cubic root of 2351606729 is about 1329.8058263272.

The spelling of 2351606729 in words is "two billion, three hundred fifty-one million, six hundred six thousand, seven hundred twenty-nine".