1102055540 has 24 divisors (see below), whose sum is σ = 2315023872. Its totient is φ = 440687520.

The previous prime is 1102055527. The next prime is 1102055561. The reversal of 1102055540 is 455502011.

It is a happy number.

It is a congruent number.

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, 82745 + ... + 95135.

It is an arithmetic number, because the mean of its divisors is an integer number (96459328).

Almost surely, 2^1102055540 is an apocalyptic number.

1102055540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102055540 is an abundant number, since it is smaller than the sum of its proper divisors (1212968332).

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

1102055540 is a wasteful number, since it uses less digits than its factorization.

1102055540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16847 (or 16845 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 1102055540 is about 33197.2218717169. The cubic root of 1102055540 is about 1032.9227132537.

Adding to 1102055540 its reverse (455502011), we get a palindrome (1557557551).

The spelling of 1102055540 in words is "one billion, one hundred two million, fifty-five thousand, five hundred forty".