34210157 has 2 divisors, whose sum is σ = 34210158. Its totient is φ = 34210156.

The previous prime is 34210153. The next prime is 34210159. The reversal of 34210157 is 75101243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28153636 + 6056521 = 5306^2 + 2461^2 .

It is a cyclic number.

It is not a de Polignac number, because 34210157 - 2² = 34210153 is a prime.

Together with 34210159, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34210151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17105078 + 17105079.

It is an arithmetic number, because the mean of its divisors is an integer number (17105079).

Almost surely, 2^34210157 is an apocalyptic number.

It is an amenable number.

34210157 is a deficient number, since it is larger than the sum of its proper divisors (1).

34210157 is an equidigital number, since it uses as much as digits as its factorization.

34210157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 34210157 is about 5848.9449475952. The cubic root of 34210157 is about 324.6272871314.

The spelling of 34210157 in words is "thirty-four million, two hundred ten thousand, one hundred fifty-seven".