1355523211412 has 12 divisors (see below), whose sum is σ = 2372197044756. Its totient is φ = 677752627200.

The previous prime is 1355523211373. The next prime is 1355523211439. The reversal of 1355523211412 is 2141123255531.

It can be written as a sum of positive squares in 2 ways, for example, as 765352024336 + 590171187076 = 874844^2 + 768226^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1899023 + ... + 2513430.

It is an arithmetic number, because the mean of its divisors is an integer number (197683087063).

Almost surely, 2^{1355523211412} is an apocalyptic number.

It is an amenable number.

1355523211412 is a deficient number, since it is larger than the sum of its proper divisors (1016673833344).

1355523211412 is a wasteful number, since it uses less digits than its factorization.

1355523211412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4489258 (or 4489256 counting only the distinct ones).

The product of its digits is 36000, while the sum is 35.

Adding to 1355523211412 its reverse (2141123255531), we get a palindrome (3496646466943).

The spelling of 1355523211412 in words is "one trillion, three hundred fifty-five billion, five hundred twenty-three million, two hundred eleven thousand, four hundred twelve".