43055001 has 24 divisors (see below), whose sum is σ = 70037760. Its totient is φ = 25250400.

The previous prime is 43054993. The next prime is 43055003. The reversal of 43055001 is 10055034.

It is not a de Polignac number, because 43055001 - 2³ = 43054993 is a prime.

It is a super-2 number, since 2×43055001² = 3707466222220002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43055003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3946 + ... + 10083.

It is an arithmetic number, because the mean of its divisors is an integer number (2918240).

Almost surely, 2^43055001 is an apocalyptic number.

It is an amenable number.

43055001 is a deficient number, since it is larger than the sum of its proper divisors (26982759).

43055001 is a wasteful number, since it uses less digits than its factorization.

43055001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14077 (or 14074 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 43055001 is about 6561.6309710315. The cubic root of 43055001 is about 350.4891147974.

The spelling of 43055001 in words is "forty-three million, fifty-five thousand, one".