1325553421454 has 8 divisors (see below), whose sum is σ = 1994230222608. Its totient is φ = 660810013920.

The previous prime is 1325553421453. The next prime is 1325553421531. The reversal of 1325553421454 is 4541243555231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1325553421453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 983347562 + ... + 983348909.

It is an arithmetic number, because the mean of its divisors is an integer number (249278777826).

Almost surely, 2^{1325553421454} is an apocalyptic number.

1325553421454 is a deficient number, since it is larger than the sum of its proper divisors (668676801154).

1325553421454 is a wasteful number, since it uses less digits than its factorization.

1325553421454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1966696810.

The product of its digits is 1440000, while the sum is 44.

Adding to 1325553421454 its reverse (4541243555231), we get a palindrome (5866796976685).

The spelling of 1325553421454 in words is "one trillion, three hundred twenty-five billion, five hundred fifty-three million, four hundred twenty-one thousand, four hundred fifty-four".