10043001 has 16 divisors (see below), whose sum is σ = 15662400. Its totient is φ = 6342624.

The previous prime is 10042993. The next prime is 10043009. The reversal of 10043001 is 10034001.

10043001 = T₂₆₈ + T₂₆₉ + ... + T₄₂₉.

It is an interprime number because it is at equal distance from previous prime (10042993) and next prime (10043009).

It is not a de Polignac number, because 10043001 - 2³ = 10042993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (10043009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9276 + ... + 10301.

It is an arithmetic number, because the mean of its divisors is an integer number (978900).

Almost surely, 2^10043001 is an apocalyptic number.

It is an amenable number.

10043001 is a deficient number, since it is larger than the sum of its proper divisors (5619399).

10043001 is a wasteful number, since it uses less digits than its factorization.

10043001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19605 (or 19599 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 10043001 is about 3169.0694217704. The cubic root of 10043001 is about 215.7518369074.

Adding to 10043001 its reverse (10034001), we get a palindrome (20077002).

It can be divided in two parts, 1004 and 3001, that added together give a triangular number (4005 = T₈₉).

The spelling of 10043001 in words is "ten million, forty-three thousand, one".