1350451121645 has 8 divisors (see below), whose sum is σ = 1621135184760. Its totient is φ = 1079965004800.

The previous prime is 1350451121639. The next prime is 1350451121647. The reversal of 1350451121645 is 5461211540531.

It can be written as a sum of positive squares in 4 ways, for example, as 875193928324 + 475257193321 = 935518^2 + 689389^2 .

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

It is not a de Polignac number, because 1350451121645 - 2⁴ = 1350451121629 is a prime.

It is a super-3 number, since 3×1350451121645³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1350451121599 and 1350451121608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1350451121647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49471556 + ... + 49498845.

It is an arithmetic number, because the mean of its divisors is an integer number (202641898095).

Almost surely, 2^{1350451121645} is an apocalyptic number.

It is an amenable number.

1350451121645 is a deficient number, since it is larger than the sum of its proper divisors (270684063115).

1350451121645 is an equidigital number, since it uses as much as digits as its factorization.

1350451121645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98973135.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 1350451121645 in words is "one trillion, three hundred fifty billion, four hundred fifty-one million, one hundred twenty-one thousand, six hundred forty-five".