34134823157 has 2 divisors, whose sum is σ = 34134823158. Its totient is φ = 34134823156.

The previous prime is 34134823133. The next prime is 34134823169. The reversal of 34134823157 is 75132843143.

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., 24663446116 + 9471377041 = 157046^2 + 97321^2 .

It is a cyclic number.

It is not a de Polignac number, because 34134823157 - 2⁸ = 34134822901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34134823187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17067411578 + 17067411579.

It is an arithmetic number, because the mean of its divisors is an integer number (17067411579).

Almost surely, 2^34134823157 is an apocalyptic number.

It is an amenable number.

34134823157 is a deficient number, since it is larger than the sum of its proper divisors (1).

34134823157 is an equidigital number, since it uses as much as digits as its factorization.

34134823157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 241920, while the sum is 41.

The spelling of 34134823157 in words is "thirty-four billion, one hundred thirty-four million, eight hundred twenty-three thousand, one hundred fifty-seven".