45123245121133 has 8 divisors (see below), whose sum is σ = 45453362374008. Its totient is φ = 44793138745344.

The previous prime is 45123245121121. The next prime is 45123245121137. The reversal of 45123245121133 is 33112154232154.

It can be written as a sum of positive squares in 4 ways, for example, as 207486627049 + 44915758494084 = 455507^2 + 6701922^2 .

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 45123245121133 - 2⁹ = 45123245120621 is a prime.

It is a super-2 number, since 2×45123245121133² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45123245121092 and 45123245121101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45123245121137) 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, 5703085 + ... + 11080237.

It is an arithmetic number, because the mean of its divisors is an integer number (5681670296751).

Almost surely, 2^{45123245121133} is an apocalyptic number.

It is an amenable number.

45123245121133 is a deficient number, since it is larger than the sum of its proper divisors (330117252875).

45123245121133 is a wasteful number, since it uses less digits than its factorization.

45123245121133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5438543.

The product of its digits is 86400, while the sum is 37.

Adding to 45123245121133 its reverse (33112154232154), we get a palindrome (78235399353287).

The spelling of 45123245121133 in words is "forty-five trillion, one hundred twenty-three billion, two hundred forty-five million, one hundred twenty-one thousand, one hundred thirty-three".