1252004040035 has 16 divisors (see below), whose sum is σ = 1717110316992. Its totient is φ = 858478953600.

The previous prime is 1252004040011. The next prime is 1252004040047. The reversal of 1252004040035 is 5300404002521.

It is a happy number.

It is not a de Polignac number, because 1252004040035 - 2⁶ = 1252004039971 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1252004039986 and 1252004040013.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17765 + ... + 1582505.

It is an arithmetic number, because the mean of its divisors is an integer number (107319394812).

Almost surely, 2^{1252004040035} is an apocalyptic number.

1252004040035 is a deficient number, since it is larger than the sum of its proper divisors (465106276957).

1252004040035 is a wasteful number, since it uses less digits than its factorization.

1252004040035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1587614.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 1252004040035 its reverse (5300404002521), we get a palindrome (6552408042556).

The spelling of 1252004040035 in words is "one trillion, two hundred fifty-two billion, four million, forty thousand, thirty-five".