6129157 has 2 divisors, whose sum is σ = 6129158. Its totient is φ = 6129156.

The previous prime is 6129143. The next prime is 6129181. The reversal of 6129157 is 7519216.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4691556 + 1437601 = 2166^2 + 1199^2 .

It is a cyclic number.

It is not a de Polignac number, because 6129157 - 2⁷ = 6129029 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6129107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3064578 + 3064579.

It is an arithmetic number, because the mean of its divisors is an integer number (3064579).

Almost surely, 2^6129157 is an apocalyptic number.

It is an amenable number.

6129157 is a deficient number, since it is larger than the sum of its proper divisors (1).

6129157 is an equidigital number, since it uses as much as digits as its factorization.

6129157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3780, while the sum is 31.

The square root of 6129157 is about 2475.7134325281. The cubic root of 6129157 is about 183.0066686134.

The spelling of 6129157 in words is "six million, one hundred twenty-nine thousand, one hundred fifty-seven".