1121063375 has 16 divisors (see below), whose sum is σ = 1418803776. Its totient is φ = 884212000.

The previous prime is 1121063341. The next prime is 1121063387. The reversal of 1121063375 is 5733601211.

It is not a de Polignac number, because 1121063375 - 2²⁰ = 1120014799 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 54284 + ... + 72033.

It is an arithmetic number, because the mean of its divisors is an integer number (88675236).

Almost surely, 2^1121063375 is an apocalyptic number.

1121063375 is a deficient number, since it is larger than the sum of its proper divisors (297740401).

1121063375 is an equidigital number, since it uses as much as digits as its factorization.

1121063375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126403 (or 126393 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 1121063375 is about 33482.2844949385. The cubic root of 1121063375 is about 1038.8273811956.

Adding to 1121063375 its reverse (5733601211), we get a palindrome (6854664586).

The spelling of 1121063375 in words is "one billion, one hundred twenty-one million, sixty-three thousand, three hundred seventy-five".