1074345520 has 40 divisors (see below), whose sum is σ = 2504219184. Its totient is φ = 428643072.

The previous prime is 1074345473. The next prime is 1074345589. The reversal of 1074345520 is 255434701.

It is a tau number, because it is divible by the number of its divisors (40).

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, 14847 + ... + 48673.

Almost surely, 2^1074345520 is an apocalyptic number.

1074345520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1074345520 is an abundant number, since it is smaller than the sum of its proper divisors (1429873664).

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

1074345520 is a wasteful number, since it uses less digits than its factorization.

1074345520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34237 (or 34231 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 1074345520 is about 32777.2103755033. The cubic root of 1074345520 is about 1024.1918738351.

The spelling of 1074345520 in words is "one billion, seventy-four million, three hundred forty-five thousand, five hundred twenty".