1121053515 has 16 divisors (see below), whose sum is σ = 1794873600. Its totient is φ = 597499232.

The previous prime is 1121053499. The next prime is 1121053537. The reversal of 1121053515 is 5153501211.

1121053515 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1121053515 - 2⁴ = 1121053499 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 585 + ... + 47354.

It is an arithmetic number, because the mean of its divisors is an integer number (112179600).

Almost surely, 2^1121053515 is an apocalyptic number.

1121053515 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1121053515 is a deficient number, since it is larger than the sum of its proper divisors (673820085).

1121053515 is a wasteful number, since it uses less digits than its factorization.

1121053515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49506.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 1121053515 is about 33482.1372525710. The cubic root of 1121053515 is about 1038.8243356146.

Adding to 1121053515 its reverse (5153501211), we get a palindrome (6274554726).

The spelling of 1121053515 in words is "one billion, one hundred twenty-one million, fifty-three thousand, five hundred fifteen".