1122561480 has 32 divisors (see below), whose sum is σ = 3367684800. Its totient is φ = 299349696.

The previous prime is 1122561443. The next prime is 1122561511. The reversal of 1122561480 is 841652211.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4677220 + ... + 4677459.

It is an arithmetic number, because the mean of its divisors is an integer number (105240150).

Almost surely, 2^1122561480 is an apocalyptic number.

1122561480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122561480 is an abundant number, since it is smaller than the sum of its proper divisors (2245123320).

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

1122561480 is a wasteful number, since it uses less digits than its factorization.

1122561480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9354693 (or 9354689 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 1122561480 is about 33504.6486326898. The cubic root of 1122561480 is about 1039.2899122217.

The spelling of 1122561480 in words is "one billion, one hundred twenty-two million, five hundred sixty-one thousand, four hundred eighty".