1450123016645 has 4 divisors (see below), whose sum is σ = 1740147619980. Its totient is φ = 1160098413312.

The previous prime is 1450123016597. The next prime is 1450123016647. The reversal of 1450123016645 is 5466103210541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 906825771076 + 543297245569 = 952274^2 + 737087^2 .

It is a cyclic number.

It is not a de Polignac number, because 1450123016645 - 2²⁰ = 1450121968069 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1450123016599 and 1450123016608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1450123016647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145012301660 + ... + 145012301669.

It is an arithmetic number, because the mean of its divisors is an integer number (435036904995).

Almost surely, 2^{1450123016645} is an apocalyptic number.

It is an amenable number.

1450123016645 is a deficient number, since it is larger than the sum of its proper divisors (290024603335).

1450123016645 is an equidigital number, since it uses as much as digits as its factorization.

1450123016645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290024603334.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 1450123016645 in words is "one trillion, four hundred fifty billion, one hundred twenty-three million, sixteen thousand, six hundred forty-five".