2111452399 has 8 divisors (see below), whose sum is σ = 2471944608. Its totient is φ = 1765674240.

The previous prime is 2111452391. The next prime is 2111452433. The reversal of 2111452399 is 9932541112.

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 2111452399 - 2³ = 2111452391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111452391) 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, 3678202 + ... + 3678775.

It is an arithmetic number, because the mean of its divisors is an integer number (308993076).

Almost surely, 2^2111452399 is an apocalyptic number.

2111452399 is a deficient number, since it is larger than the sum of its proper divisors (360492209).

2111452399 is an equidigital number, since it uses as much as digits as its factorization.

2111452399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7357025.

The product of its digits is 19440, while the sum is 37.

The square root of 2111452399 is about 45950.5429674123. The cubic root of 2111452399 is about 1282.9028354811.

The spelling of 2111452399 in words is "two billion, one hundred eleven million, four hundred fifty-two thousand, three hundred ninety-nine".