3505040001 has 12 divisors (see below), whose sum is σ = 5115031012. Its totient is φ = 2312603136.

The previous prime is 3505039987. The next prime is 3505040023. The reversal of 3505040001 is 1000405053.

It can be written as a sum of positive squares in 2 ways, for example, as 1531548225 + 1973491776 = 39135^2 + 44424^2 .

It is not a de Polignac number, because 3505040001 - 2⁷ = 3505039873 is a prime.

It is a super-2 number, since 2×3505040001² = 24570610817220160002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3505040101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2006596 + ... + 2008341.

Almost surely, 2^3505040001 is an apocalyptic number.

It is an amenable number.

3505040001 is a deficient number, since it is larger than the sum of its proper divisors (1609991011).

3505040001 is a wasteful number, since it uses less digits than its factorization.

3505040001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4015040 (or 4015037 counting only the distinct ones).

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

The square root of 3505040001 is about 59203.3782904320. The cubic root of 3505040001 is about 1519.0229179001.

Adding to 3505040001 its reverse (1000405053), we get a palindrome (4505445054).

The spelling of 3505040001 in words is "three billion, five hundred five million, forty thousand, one".