1121051402 has 16 divisors (see below), whose sum is σ = 1699578720. Its totient is φ = 554553552.

The previous prime is 1121051401. The next prime is 1121051423. The reversal of 1121051402 is 2041501211.

It is not an unprimeable number, because it can be changed into a prime (1121051401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74573 + ... + 88335.

It is an arithmetic number, because the mean of its divisors is an integer number (106223670).

Almost surely, 2^1121051402 is an apocalyptic number.

1121051402 is a deficient number, since it is larger than the sum of its proper divisors (578527318).

1121051402 is a wasteful number, since it uses less digits than its factorization.

1121051402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14197.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 1121051402 is about 33482.1056984175. The cubic root of 1121051402 is about 1038.8236829437.

Adding to 1121051402 its reverse (2041501211), we get a palindrome (3162552613).

The spelling of 1121051402 in words is "one billion, one hundred twenty-one million, fifty-one thousand, four hundred two".