1075561312 has 24 divisors (see below), whose sum is σ = 2420013456. Its totient is φ = 460954752.

The previous prime is 1075561303. The next prime is 1075561339. The reversal of 1075561312 is 2131655701.

It is a super-2 number, since 2×1075561312² = 2313664271742322688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2400583 + ... + 2401030.

It is an arithmetic number, because the mean of its divisors is an integer number (100833894).

Almost surely, 2^1075561312 is an apocalyptic number.

It is an amenable number.

1075561312 is an abundant number, since it is smaller than the sum of its proper divisors (1344452144).

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

1075561312 is an equidigital number, since it uses as much as digits as its factorization.

1075561312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4801630 (or 4801622 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 1075561312 is about 32795.7514321596. The cubic root of 1075561312 is about 1024.5780732602.

The spelling of 1075561312 in words is "one billion, seventy-five million, five hundred sixty-one thousand, three hundred twelve".