1079555540 has 48 divisors (see below), whose sum is σ = 2623756800. Its totient is φ = 365444352.

The previous prime is 1079555513. The next prime is 1079555579. The reversal of 1079555540 is 455559701.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37745 + ... + 59864.

It is an arithmetic number, because the mean of its divisors is an integer number (54661600).

Almost surely, 2^1079555540 is an apocalyptic number.

1079555540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1079555540 is an abundant number, since it is smaller than the sum of its proper divisors (1544201260).

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

1079555540 is a wasteful number, since it uses less digits than its factorization.

1079555540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97704 (or 97702 counting only the distinct ones).

The product of its (nonzero) digits is 157500, while the sum is 41.

The square root of 1079555540 is about 32856.5905108853. The cubic root of 1079555540 is about 1025.8448050076.

The spelling of 1079555540 in words is "one billion, seventy-nine million, five hundred fifty-five thousand, five hundred forty".