1353321405454 has 4 divisors (see below), whose sum is σ = 2029982108184. Its totient is φ = 676660702726.

The previous prime is 1353321405439. The next prime is 1353321405487. The reversal of 1353321405454 is 4545041233531.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1353321405454² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338330351362 + ... + 338330351365.

It is an arithmetic number, because the mean of its divisors is an integer number (507495527046).

Almost surely, 2^{1353321405454} is an apocalyptic number.

1353321405454 is a deficient number, since it is larger than the sum of its proper divisors (676660702730).

1353321405454 is an equidigital number, since it uses as much as digits as its factorization.

1353321405454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676660702729.

The product of its (nonzero) digits is 432000, while the sum is 40.

Adding to 1353321405454 its reverse (4545041233531), we get a palindrome (5898362638985).

The spelling of 1353321405454 in words is "one trillion, three hundred fifty-three billion, three hundred twenty-one million, four hundred five thousand, four hundred fifty-four".