1453445222331 has 16 divisors (see below), whose sum is σ = 1962507814400. Its totient is φ = 956673682848.

The previous prime is 1453445222329. The next prime is 1453445222347. The reversal of 1453445222331 is 1332225443541.

It is a happy number.

It is not a de Polignac number, because 1453445222331 - 2¹ = 1453445222329 is a prime.

It is a super-2 number, since 2×1453445222331² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1453445222331.

It is not an unprimeable number, because it can be changed into a prime (1453445222731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18141960 + ... + 18221898.

It is an arithmetic number, because the mean of its divisors is an integer number (122656738400).

Almost surely, 2^{1453445222331} is an apocalyptic number.

1453445222331 is a deficient number, since it is larger than the sum of its proper divisors (509062592069).

1453445222331 is an equidigital number, since it uses as much as digits as its factorization.

1453445222331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156738.

The product of its digits is 345600, while the sum is 39.

The spelling of 1453445222331 in words is "one trillion, four hundred fifty-three billion, four hundred forty-five million, two hundred twenty-two thousand, three hundred thirty-one".