2023354133545 has 16 divisors (see below), whose sum is σ = 2571549525648. Its totient is φ = 1523052083200.

The previous prime is 2023354133533. The next prime is 2023354133557. The reversal of 2023354133545 is 5453314533202.

It is an interprime number because it is at equal distance from previous prime (2023354133533) and next prime (2023354133557).

It can be written as a sum of positive squares in 8 ways, for example, as 590303329344 + 1433050804201 = 768312^2 + 1197101^2 .

It is not a de Polignac number, because 2023354133545 - 2⁷ = 2023354133417 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2023354133498 and 2023354133507.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2924356 + ... + 3549445.

It is an arithmetic number, because the mean of its divisors is an integer number (160721845353).

Almost surely, 2^{2023354133545} is an apocalyptic number.

It is an amenable number.

2023354133545 is a deficient number, since it is larger than the sum of its proper divisors (548195392103).

2023354133545 is a wasteful number, since it uses less digits than its factorization.

2023354133545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6477500.

The product of its (nonzero) digits is 648000, while the sum is 40.

Adding to 2023354133545 its reverse (5453314533202), we get a palindrome (7476668666747).

The spelling of 2023354133545 in words is "two trillion, twenty-three billion, three hundred fifty-four million, one hundred thirty-three thousand, five hundred forty-five".