1084513140 has 72 divisors (see below), whose sum is σ = 3369949128. Its totient is φ = 282147840.

The previous prime is 1084513123. The next prime is 1084513153. The reversal of 1084513140 is 413154801.

It is a happy number.

1084513140 is a `hidden beast` number, since 1 + 0 + 8 + 4 + 513 + 140 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 87721956 + 996791184 = 9366^2 + 31572^2 .

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 23 ways as a sum of consecutive naturals, for example, 66097 + ... + 80856.

It is an arithmetic number, because the mean of its divisors is an integer number (46804849).

Almost surely, 2^1084513140 is an apocalyptic number.

1084513140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1084513140 is an abundant number, since it is smaller than the sum of its proper divisors (2285435988).

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

1084513140 is a wasteful number, since it uses less digits than its factorization.

1084513140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147009 (or 147004 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 1084513140 is about 32931.9471030791. The cubic root of 1084513140 is about 1027.4127227979.

Adding to 1084513140 its reverse (413154801), we get a palindrome (1497667941).

The spelling of 1084513140 in words is "one billion, eighty-four million, five hundred thirteen thousand, one hundred forty".