2040354361 has 4 divisors (see below), whose sum is σ = 2040692224. Its totient is φ = 2040016500.

The previous prime is 2040354359. The next prime is 2040354383. The reversal of 2040354361 is 1634530402.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1634530402 = 2 ⋅817265201.

It is a cyclic number.

It is not a de Polignac number, because 2040354361 - 2¹ = 2040354359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040354301) 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, 159705 + ... + 172006.

It is an arithmetic number, because the mean of its divisors is an integer number (510173056).

Almost surely, 2^2040354361 is an apocalyptic number.

It is an amenable number.

2040354361 is a deficient number, since it is larger than the sum of its proper divisors (337863).

2040354361 is an equidigital number, since it uses as much as digits as its factorization.

2040354361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337862.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 2040354361 is about 45170.2818344097. The cubic root of 2040354361 is about 1268.3385720710.

Adding to 2040354361 its reverse (1634530402), we get a palindrome (3674884763).

The spelling of 2040354361 in words is "two billion, forty million, three hundred fifty-four thousand, three hundred sixty-one".