1088273540 has 24 divisors (see below), whose sum is σ = 2286033792. Its totient is φ = 435183840.

The previous prime is 1088273533. The next prime is 1088273597. The reversal of 1088273540 is 453728801.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1088273494 and 1088273503.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98075 + ... + 108605.

It is an arithmetic number, because the mean of its divisors is an integer number (95251408).

Almost surely, 2^1088273540 is an apocalyptic number.

1088273540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1088273540 is an abundant number, since it is smaller than the sum of its proper divisors (1197760252).

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

1088273540 is a wasteful number, since it uses less digits than its factorization.

1088273540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15707 (or 15705 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 1088273540 is about 32988.9911940332. The cubic root of 1088273540 is about 1028.5988236935.

The spelling of 1088273540 in words is "one billion, eighty-eight million, two hundred seventy-three thousand, five hundred forty".