1121043415 has 8 divisors (see below), whose sum is σ = 1416054960. Its totient is φ = 849632832.

The previous prime is 1121043403. The next prime is 1121043419. The reversal of 1121043415 is 5143401211.

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 1121043415 - 2⁵ = 1121043383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121043419) 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, 5900134 + ... + 5900323.

It is an arithmetic number, because the mean of its divisors is an integer number (177006870).

Almost surely, 2^1121043415 is an apocalyptic number.

1121043415 is a deficient number, since it is larger than the sum of its proper divisors (295011545).

1121043415 is a wasteful number, since it uses less digits than its factorization.

1121043415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11800481.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 1121043415 is about 33481.9864255393. The cubic root of 1121043415 is about 1038.8212158833.

Adding to 1121043415 its reverse (5143401211), we get a palindrome (6264444626).

The spelling of 1121043415 in words is "one billion, one hundred twenty-one million, forty-three thousand, four hundred fifteen".