1304253451111 has 16 divisors (see below), whose sum is σ = 1405559232000. Its totient is φ = 1203087829248.

The previous prime is 1304253451049. The next prime is 1304253451247. The reversal of 1304253451111 is 1111543524031.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1304253451111 - 2²⁷ = 1304119233383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304253452111) 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, 176988235 + ... + 176995603.

It is an arithmetic number, because the mean of its divisors is an integer number (87847452000).

Almost surely, 2^{1304253451111} is an apocalyptic number.

1304253451111 is a deficient number, since it is larger than the sum of its proper divisors (101305780889).

1304253451111 is a wasteful number, since it uses less digits than its factorization.

1304253451111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15018.

The product of its (nonzero) digits is 7200, while the sum is 31.

Adding to 1304253451111 its reverse (1111543524031), we get a palindrome (2415796975142).

The spelling of 1304253451111 in words is "one trillion, three hundred four billion, two hundred fifty-three million, four hundred fifty-one thousand, one hundred eleven".