1453803255121 has 8 divisors (see below), whose sum is σ = 1661752005120. Its totient is φ = 1245920147808.

The previous prime is 1453803255101. The next prime is 1453803255137. The reversal of 1453803255121 is 1215523083541.

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

It is not a de Polignac number, because 1453803255121 - 2¹¹ = 1453803253073 is a prime.

It is a super-2 number, since 2×1453803255121² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1453803255101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16363201 + ... + 16451806.

It is an arithmetic number, because the mean of its divisors is an integer number (207719000640).

Almost surely, 2^{1453803255121} is an apocalyptic number.

It is an amenable number.

1453803255121 is a deficient number, since it is larger than the sum of its proper divisors (207948749999).

1453803255121 is an equidigital number, since it uses as much as digits as its factorization.

1453803255121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32821343.

The product of its (nonzero) digits is 144000, while the sum is 40.

The spelling of 1453803255121 in words is "one trillion, four hundred fifty-three billion, eight hundred three million, two hundred fifty-five thousand, one hundred twenty-one".