1051040001 has 24 divisors (see below), whose sum is σ = 1543766112. Its totient is φ = 635588800.

The previous prime is 1051039999. The next prime is 1051040017. The reversal of 1051040001 is 1000401501.

It is a happy number.

It is not a de Polignac number, because 1051040001 - 2¹ = 1051039999 is a prime.

It is a super-2 number, since 2×1051040001² = 2209370167404160002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051040041) 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, 175285 + ... + 181181.

It is an arithmetic number, because the mean of its divisors is an integer number (64323588).

Almost surely, 2^1051040001 is an apocalyptic number.

1051040001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1051040001 is a deficient number, since it is larger than the sum of its proper divisors (492726111).

1051040001 is a wasteful number, since it uses less digits than its factorization.

1051040001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6413 (or 6402 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 12.

The square root of 1051040001 is about 32419.7470841461. The cubic root of 1051040001 is about 1016.7318185367.

Adding to 1051040001 its reverse (1000401501), we get a palindrome (2051441502).

The spelling of 1051040001 in words is "one billion, fifty-one million, forty thousand, one".