1355252404311 has 32 divisors (see below), whose sum is σ = 2169605833920. Its totient is φ = 831154995072.

The previous prime is 1355252404307. The next prime is 1355252404351. The reversal of 1355252404311 is 1134042525531.

1355252404311 is a `hidden beast` number, since 1 + 3 + 55 + 252 + 40 + 4 + 311 = 666.

It is not a de Polignac number, because 1355252404311 - 2² = 1355252404307 is a prime.

It is a super-2 number, since 2×1355252404311² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1355252404351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6486096 + ... + 6691781.

It is an arithmetic number, because the mean of its divisors is an integer number (67800182310).

Almost surely, 2^{1355252404311} is an apocalyptic number.

1355252404311 is a deficient number, since it is larger than the sum of its proper divisors (814353429609).

1355252404311 is a wasteful number, since it uses less digits than its factorization.

1355252404311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13178192 (or 13178186 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Adding to 1355252404311 its reverse (1134042525531), we get a palindrome (2489294929842).

The spelling of 1355252404311 in words is "one trillion, three hundred fifty-five billion, two hundred fifty-two million, four hundred four thousand, three hundred eleven".