1081427516 has 24 divisors (see below), whose sum is σ = 2108356320. Its totient is φ = 481908672.

The previous prime is 1081427513. The next prime is 1081427531. The reversal of 1081427516 is 6157241801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1081427513) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 357056 + ... + 360071.

It is an arithmetic number, because the mean of its divisors is an integer number (87848180).

Almost surely, 2^1081427516 is an apocalyptic number.

It is an amenable number.

1081427516 is a deficient number, since it is larger than the sum of its proper divisors (1026928804).

1081427516 is a wasteful number, since it uses less digits than its factorization.

1081427516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717173 (or 717171 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 35.

The square root of 1081427516 is about 32885.0652424471. The cubic root of 1081427516 is about 1026.4374093618.

The spelling of 1081427516 in words is "one billion, eighty-one million, four hundred twenty-seven thousand, five hundred sixteen".