156422341 has 2 divisors, whose sum is σ = 156422342. Its totient is φ = 156422340.

The previous prime is 156422323. The next prime is 156422351. The reversal of 156422341 is 143224651.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110859841 + 45562500 = 10529^2 + 6750^2 .

It is a cyclic number.

It is not a de Polignac number, because 156422341 - 2⁷ = 156422213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (156422351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78211170 + 78211171.

It is an arithmetic number, because the mean of its divisors is an integer number (78211171).

Almost surely, 2^156422341 is an apocalyptic number.

It is an amenable number.

156422341 is a deficient number, since it is larger than the sum of its proper divisors (1).

156422341 is an equidigital number, since it uses as much as digits as its factorization.

156422341 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5760, while the sum is 28.

The square root of 156422341 is about 12506.8917401567. The cubic root of 156422341 is about 538.8066250418.

Adding to 156422341 its reverse (143224651), we get a palindrome (299646992).

The spelling of 156422341 in words is "one hundred fifty-six million, four hundred twenty-two thousand, three hundred forty-one".