156141361 has 2 divisors, whose sum is σ = 156141362. Its totient is φ = 156141360.

The previous prime is 156141353. The next prime is 156141371. The reversal of 156141361 is 163141651.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 154853136 + 1288225 = 12444^2 + 1135^2 .

It is an emirp because it is prime and its reverse (163141651) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 156141361 - 2³ = 156141353 is a prime.

It is a super-2 number, since 2×156141361² = 48760249229864642, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (156141331) 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, 78070680 + 78070681.

It is an arithmetic number, because the mean of its divisors is an integer number (78070681).

Almost surely, 2^156141361 is an apocalyptic number.

It is an amenable number.

156141361 is a deficient number, since it is larger than the sum of its proper divisors (1).

156141361 is an equidigital number, since it uses as much as digits as its factorization.

156141361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 28.

The square root of 156141361 is about 12495.6536843816. The cubic root of 156141361 is about 538.4838138964.

The spelling of 156141361 in words is "one hundred fifty-six million, one hundred forty-one thousand, three hundred sixty-one".