1121896601 has 6 divisors (see below), whose sum is σ = 1305063450. Its totient is φ = 961625616.

The previous prime is 1121896583. The next prime is 1121896621. The reversal of 1121896601 is 1066981211.

It can be written as a sum of positive squares in only one way, i.e., 912342025 + 209554576 = 30205^2 + 14476^2 .

It is not a de Polignac number, because 1121896601 - 2¹⁴ = 1121880217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121896621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11447876 + ... + 11447973.

It is an arithmetic number, because the mean of its divisors is an integer number (217510575).

Almost surely, 2^1121896601 is an apocalyptic number.

It is an amenable number.

1121896601 is a deficient number, since it is larger than the sum of its proper divisors (183166849).

1121896601 is an equidigital number, since it uses as much as digits as its factorization.

1121896601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22895863 (or 22895856 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 35.

The square root of 1121896601 is about 33494.7249727476. The cubic root of 1121896601 is about 1039.0846855983.

The spelling of 1121896601 in words is "one billion, one hundred twenty-one million, eight hundred ninety-six thousand, six hundred one".