2045245403441 has 4 divisors (see below), whose sum is σ = 2045251418112. Its totient is φ = 2045239388772.

The previous prime is 2045245403353. The next prime is 2045245403449. The reversal of 2045245403441 is 1443045425402.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2045245403441 is a prime.

It is a super-3 number, since 3×2045245403441³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2045245403395 and 2045245403404.

It is not an unprimeable number, because it can be changed into a prime (2045245403449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2464625 + ... + 3188238.

It is an arithmetic number, because the mean of its divisors is an integer number (511312854528).

Almost surely, 2^{2045245403441} is an apocalyptic number.

It is an amenable number.

2045245403441 is a deficient number, since it is larger than the sum of its proper divisors (6014671).

2045245403441 is an equidigital number, since it uses as much as digits as its factorization.

2045245403441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6014670.

The product of its (nonzero) digits is 307200, while the sum is 38.

The spelling of 2045245403441 in words is "two trillion, forty-five billion, two hundred forty-five million, four hundred three thousand, four hundred forty-one".