1121469120 has 84 divisors (see below), whose sum is σ = 3857396400. Its totient is φ = 299057664.

The previous prime is 1121469059. The next prime is 1121469127. The reversal of 1121469120 is 219641211.

It is a super-2 number, since 2×1121469120² = 2515385974227148800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121469127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 191820 + ... + 197579.

Almost surely, 2^1121469120 is an apocalyptic number.

1121469120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121469120 is an abundant number, since it is smaller than the sum of its proper divisors (2735927280).

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

1121469120 is a wasteful number, since it uses less digits than its factorization.

1121469120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389422 (or 389409 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 1121469120 is about 33488.3430464990. The cubic root of 1121469120 is about 1038.9526932237.

The spelling of 1121469120 in words is "one billion, one hundred twenty-one million, four hundred sixty-nine thousand, one hundred twenty".