1040113001 has 4 divisors (see below), whose sum is σ = 1040283972. Its totient is φ = 1039942032.

The previous prime is 1040112971. The next prime is 1040113021. The reversal of 1040113001 is 1003110401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 630010000 + 410103001 = 25100^2 + 20251^2 .

It is a cyclic number.

It is not a de Polignac number, because 1040113001 - 2¹⁰ = 1040111977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1040113021) 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, 76010 + ... + 88643.

It is an arithmetic number, because the mean of its divisors is an integer number (260070993).

Almost surely, 2^1040113001 is an apocalyptic number.

It is an amenable number.

1040113001 is a deficient number, since it is larger than the sum of its proper divisors (170971).

1040113001 is an equidigital number, since it uses as much as digits as its factorization.

1040113001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170970.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1040113001 is about 32250.7829517362. The cubic root of 1040113001 is about 1013.1960973713.

Adding to 1040113001 its reverse (1003110401), we get a palindrome (2043223402).

The spelling of 1040113001 in words is "one billion, forty million, one hundred thirteen thousand, one".