43158097 has 8 divisors (see below), whose sum is σ = 45178560. Its totient is φ = 41149680.

The previous prime is 43158067. The next prime is 43158103. The reversal of 43158097 is 79085134.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43158097 is a prime.

It is a super-2 number, since 2×43158097² = 3725242673322818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43158067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4779 + ... + 10447.

It is an arithmetic number, because the mean of its divisors is an integer number (5647320).

Almost surely, 2^43158097 is an apocalyptic number.

It is an amenable number.

43158097 is a deficient number, since it is larger than the sum of its proper divisors (2020463).

43158097 is a wasteful number, since it uses less digits than its factorization.

43158097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6023.

The product of its (nonzero) digits is 30240, while the sum is 37.

The square root of 43158097 is about 6569.4822474834. The cubic root of 43158097 is about 350.7686427039.

The spelling of 43158097 in words is "forty-three million, one hundred fifty-eight thousand, ninety-seven".