1122099975 has 36 divisors (see below), whose sum is σ = 2038141872. Its totient is φ = 590016000.

The previous prime is 1122099959. The next prime is 1122100033. The reversal of 1122099975 is 5799902211.

It is not a de Polignac number, because 1122099975 - 2⁴ = 1122099959 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1122099975.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 19146 + ... + 51095.

It is an arithmetic number, because the mean of its divisors is an integer number (56615052).

Almost surely, 2^1122099975 is an apocalyptic number.

1122099975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1122099975 is a deficient number, since it is larger than the sum of its proper divisors (916041897).

1122099975 is a wasteful number, since it uses less digits than its factorization.

1122099975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70328 (or 70320 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 45.

The square root of 1122099975 is about 33497.7607460558. The cubic root of 1122099975 is about 1039.1474691741.

The spelling of 1122099975 in words is "one billion, one hundred twenty-two million, ninety-nine thousand, nine hundred seventy-five".