156036229 has 2 divisors, whose sum is σ = 156036230. Its totient is φ = 156036228.

The previous prime is 156036197. The next prime is 156036247. The reversal of 156036229 is 922630651.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139004100 + 17032129 = 11790^2 + 4127^2 .

It is a cyclic number.

It is not a de Polignac number, because 156036229 - 2⁵ = 156036197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 156036194 and 156036203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (156036329) 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, 78018114 + 78018115.

It is an arithmetic number, because the mean of its divisors is an integer number (78018115).

Almost surely, 2^156036229 is an apocalyptic number.

It is an amenable number.

156036229 is a deficient number, since it is larger than the sum of its proper divisors (1).

156036229 is an equidigital number, since it uses as much as digits as its factorization.

156036229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 156036229 is about 12491.4462333230. The cubic root of 156036229 is about 538.3629307203.

The spelling of 156036229 in words is "one hundred fifty-six million, thirty-six thousand, two hundred twenty-nine".