156345041 has 2 divisors, whose sum is σ = 156345042. Its totient is φ = 156345040.

The previous prime is 156345031. The next prime is 156345047. The reversal of 156345041 is 140543651.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98585041 + 57760000 = 9929^2 + 7600^2 .

It is a cyclic number.

It is not a de Polignac number, because 156345041 - 2¹⁴ = 156328657 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 156344995 and 156345013.

It is not a weakly prime, because it can be changed into another prime (156345047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78172520 + 78172521.

It is an arithmetic number, because the mean of its divisors is an integer number (78172521).

Almost surely, 2^156345041 is an apocalyptic number.

It is an amenable number.

156345041 is a deficient number, since it is larger than the sum of its proper divisors (1).

156345041 is an equidigital number, since it uses as much as digits as its factorization.

156345041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 156345041 is about 12503.8010620771. The cubic root of 156345041 is about 538.7178555083.

Adding to 156345041 its reverse (140543651), we get a palindrome (296888692).

The spelling of 156345041 in words is "one hundred fifty-six million, three hundred forty-five thousand, forty-one".