2020332451 has 4 divisors (see below), whose sum is σ = 2048008312. Its totient is φ = 1992656592.

The previous prime is 2020332449. The next prime is 2020332469. The reversal of 2020332451 is 1542330202.

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

It is a cyclic number.

It is not a de Polignac number, because 2020332451 - 2¹ = 2020332449 is a prime.

It is a super-3 number, since 3×2020332451³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2020332401) 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, 13837821 + ... + 13837966.

It is an arithmetic number, because the mean of its divisors is an integer number (512002078).

Almost surely, 2^2020332451 is an apocalyptic number.

2020332451 is a deficient number, since it is larger than the sum of its proper divisors (27675861).

2020332451 is an equidigital number, since it uses as much as digits as its factorization.

2020332451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27675860.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2020332451 is about 44948.1084251607. The cubic root of 2020332451 is about 1264.1762098366.

Adding to 2020332451 its reverse (1542330202), we get a palindrome (3562662653).

The spelling of 2020332451 in words is "two billion, twenty million, three hundred thirty-two thousand, four hundred fifty-one".