1351120544 has 24 divisors (see below), whose sum is σ = 2721882240. Its totient is φ = 659848896.

The previous prime is 1351120513. The next prime is 1351120549. The reversal of 1351120544 is 4450211531.

It is not an unprimeable number, because it can be changed into a prime (1351120549) 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 3 ways as a sum of consecutive naturals, for example, 489584 + ... + 492335.

It is an arithmetic number, because the mean of its divisors is an integer number (113411760).

Almost surely, 2^1351120544 is an apocalyptic number.

It is an amenable number.

1351120544 is an abundant number, since it is smaller than the sum of its proper divisors (1370761696).

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

1351120544 is an equidigital number, since it uses as much as digits as its factorization.

1351120544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981972 (or 981964 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 1351120544 is about 36757.5916512494. The cubic root of 1351120544 is about 1105.5151516484.

The spelling of 1351120544 in words is "one billion, three hundred fifty-one million, one hundred twenty thousand, five hundred forty-four".