156457141 has 2 divisors, whose sum is σ = 156457142. Its totient is φ = 156457140.

The previous prime is 156457121. The next prime is 156457159. The reversal of 156457141 is 141754651.

156457141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 102434641 + 54022500 = 10121^2 + 7350^2 .

It is an emirp because it is prime and its reverse (141754651) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 156457141 - 2¹³ = 156448949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 156457097 and 156457106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (156457111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78228570 + 78228571.

It is an arithmetic number, because the mean of its divisors is an integer number (78228571).

Almost surely, 2^156457141 is an apocalyptic number.

It is an amenable number.

156457141 is a deficient number, since it is larger than the sum of its proper divisors (1).

156457141 is an equidigital number, since it uses as much as digits as its factorization.

156457141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16800, while the sum is 34.

The square root of 156457141 is about 12508.2828957455. The cubic root of 156457141 is about 538.8465790111.

The spelling of 156457141 in words is "one hundred fifty-six million, four hundred fifty-seven thousand, one hundred forty-one".