1121495050 has 48 divisors (see below), whose sum is σ = 2251418400. Its totient is φ = 413173440.

The previous prime is 1121495041. The next prime is 1121495051. The reversal of 1121495050 is 505941211.

It is a super-2 number, since 2×1121495050² = 2515502294349005000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1121495051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 338301 + ... + 341599.

It is an arithmetic number, because the mean of its divisors is an integer number (46904550).

Almost surely, 2^1121495050 is an apocalyptic number.

1121495050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121495050 is an abundant number, since it is smaller than the sum of its proper divisors (1129923350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121495050 is a wasteful number, since it uses less digits than its factorization.

1121495050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3847 (or 3842 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

The square root of 1121495050 is about 33488.7301939025. The cubic root of 1121495050 is about 1038.9607005286.

The spelling of 1121495050 in words is "one billion, one hundred twenty-one million, four hundred ninety-five thousand, fifty".