1115241051 has 8 divisors (see below), whose sum is σ = 1518626304. Its totient is φ = 727674920.

The previous prime is 1115241047. The next prime is 1115241053. The reversal of 1115241051 is 1501425111.

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 1115241051 - 2² = 1115241047 is a prime.

It is a super-3 number, since 3×1115241051³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1115241053) 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, 3954615 + ... + 3954896.

It is an arithmetic number, because the mean of its divisors is an integer number (189828288).

Almost surely, 2^1115241051 is an apocalyptic number.

1115241051 is a deficient number, since it is larger than the sum of its proper divisors (403385253).

1115241051 is an equidigital number, since it uses as much as digits as its factorization.

1115241051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7909561.

The product of its (nonzero) digits is 200, while the sum is 21.

The square root of 1115241051 is about 33395.2249730407. The cubic root of 1115241051 is about 1037.0258503271.

Adding to 1115241051 its reverse (1501425111), we get a palindrome (2616666162).

It can be divided in two parts, 111524 and 1051, that added together give a triangular number (112575 = T₄₇₄).

The spelling of 1115241051 in words is "one billion, one hundred fifteen million, two hundred forty-one thousand, fifty-one".