34157137 has 4 divisors (see below), whose sum is σ = 39036736. Its totient is φ = 29277540.

The previous prime is 34157129. The next prime is 34157143. The reversal of 34157137 is 73175143.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 34157137 - 2³ = 34157129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34157099 and 34157108.

It is not an unprimeable number, because it can be changed into a prime (34157107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2439789 + ... + 2439802.

It is an arithmetic number, because the mean of its divisors is an integer number (9759184).

Almost surely, 2^34157137 is an apocalyptic number.

It is an amenable number.

34157137 is a deficient number, since it is larger than the sum of its proper divisors (4879599).

34157137 is an equidigital number, since it uses as much as digits as its factorization.

34157137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4879598.

The product of its digits is 8820, while the sum is 31.

The square root of 34157137 is about 5844.4107487411. The cubic root of 34157137 is about 324.4594944863.

The spelling of 34157137 in words is "thirty-four million, one hundred fifty-seven thousand, one hundred thirty-seven".