2115203354 has 16 divisors (see below), whose sum is σ = 3505057920. Its totient is φ = 949284960.

The previous prime is 2115203353. The next prime is 2115203401. The reversal of 2115203354 is 4533025112.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2115203351) 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, 606779 + ... + 610254.

It is an arithmetic number, because the mean of its divisors is an integer number (219066120).

Almost surely, 2^2115203354 is an apocalyptic number.

2115203354 is a deficient number, since it is larger than the sum of its proper divisors (1389854566).

2115203354 is a wasteful number, since it uses less digits than its factorization.

2115203354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217125.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 2115203354 is about 45991.3399891762. The cubic root of 2115203354 is about 1283.6620702264.

Adding to 2115203354 its reverse (4533025112), we get a palindrome (6648228466).

The spelling of 2115203354 in words is "two billion, one hundred fifteen million, two hundred three thousand, three hundred fifty-four".