1354520055321 has 24 divisors (see below), whose sum is σ = 2071722022344. Its totient is φ = 849852633600.

The previous prime is 1354520055307. The next prime is 1354520055359. The reversal of 1354520055321 is 1235500254531.

1354520055321 is a `hidden beast` number, since 1 + 3 + 54 + 52 + 0 + 0 + 553 + 2 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 466166679696 + 888353375625 = 682764^2 + 942525^2 .

It is not a de Polignac number, because 1354520055321 - 2⁵ = 1354520055289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1354520057321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3018675 + ... + 3438231.

It is an arithmetic number, because the mean of its divisors is an integer number (86321750931).

Almost surely, 2^{1354520055321} is an apocalyptic number.

It is an amenable number.

1354520055321 is a deficient number, since it is larger than the sum of its proper divisors (717201967023).

1354520055321 is a wasteful number, since it uses less digits than its factorization.

1354520055321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440681 (or 440678 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 1354520055321 in words is "one trillion, three hundred fifty-four billion, five hundred twenty million, fifty-five thousand, three hundred twenty-one".