1154451355345 has 8 divisors (see below), whose sum is σ = 1387133793576. Its totient is φ = 922366306176.

The previous prime is 1154451355333. The next prime is 1154451355381. The reversal of 1154451355345 is 5435531544511.

It can be written as a sum of positive squares in 4 ways, for example, as 4789193616 + 1149662161729 = 69204^2 + 1072223^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1154451355345 - 2¹⁹ = 1154450831057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1154451355295 and 1154451355304.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149343012 + ... + 149350741.

It is an arithmetic number, because the mean of its divisors is an integer number (173391724197).

Almost surely, 2^{1154451355345} is an apocalyptic number.

It is an amenable number.

1154451355345 is a deficient number, since it is larger than the sum of its proper divisors (232682438231).

1154451355345 is an equidigital number, since it uses as much as digits as its factorization.

1154451355345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298694531.

The product of its digits is 1800000, while the sum is 46.

Adding to 1154451355345 its reverse (5435531544511), we get a palindrome (6589982899856).

The spelling of 1154451355345 in words is "one trillion, one hundred fifty-four billion, four hundred fifty-one million, three hundred fifty-five thousand, three hundred forty-five".