1152100215 has 48 divisors (see below), whose sum is σ = 2289238848. Its totient is φ = 525063168.

The previous prime is 1152100193. The next prime is 1152100219. The reversal of 1152100215 is 5120012511.

It is not a de Polignac number, because 1152100215 - 2⁹ = 1152099703 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152100219) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 100729 + ... + 111581.

It is an arithmetic number, because the mean of its divisors is an integer number (47692476).

Almost surely, 2^1152100215 is an apocalyptic number.

1152100215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1152100215 is a deficient number, since it is larger than the sum of its proper divisors (1137138633).

1152100215 is a wasteful number, since it uses less digits than its factorization.

1152100215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11208 (or 11205 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 18.

The square root of 1152100215 is about 33942.6017712255. The cubic root of 1152100215 is about 1048.3269546724.

Adding to 1152100215 its reverse (5120012511), we get a palindrome (6272112726).

The spelling of 1152100215 in words is "one billion, one hundred fifty-two million, one hundred thousand, two hundred fifteen".