156346241 has 2 divisors, whose sum is σ = 156346242. Its totient is φ = 156346240.

The previous prime is 156346199. The next prime is 156346261. The reversal of 156346241 is 142643651.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101586241 + 54760000 = 10079^2 + 7400^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-156346241 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 156346198 and 156346207.

It is not a weakly prime, because it can be changed into another prime (156346261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78173120 + 78173121.

It is an arithmetic number, because the mean of its divisors is an integer number (78173121).

Almost surely, 2^156346241 is an apocalyptic number.

It is an amenable number.

156346241 is a deficient number, since it is larger than the sum of its proper divisors (1).

156346241 is an equidigital number, since it uses as much as digits as its factorization.

156346241 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 32.

The square root of 156346241 is about 12503.8490473934. The cubic root of 156346241 is about 538.7192337841.

Adding to 156346241 its reverse (142643651), we get a palindrome (298989892).

The spelling of 156346241 in words is "one hundred fifty-six million, three hundred forty-six thousand, two hundred forty-one".