1055440084 has 12 divisors (see below), whose sum is σ = 1886318784. Its totient is φ = 516491864.

The previous prime is 1055440033. The next prime is 1055440091. The reversal of 1055440084 is 4800445501.

It is a super-2 number, since 2×1055440084² = 2227907541827854112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2806834 + ... + 2807209.

It is an arithmetic number, because the mean of its divisors is an integer number (157193232).

Almost surely, 2^1055440084 is an apocalyptic number.

It is an amenable number.

1055440084 is a deficient number, since it is larger than the sum of its proper divisors (830878700).

1055440084 is a wasteful number, since it uses less digits than its factorization.

1055440084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5614094 (or 5614092 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 31.

The square root of 1055440084 is about 32487.5373643494. The cubic root of 1055440084 is about 1018.1486615198.

Adding to 1055440084 its reverse (4800445501), we get a palindrome (5855885585).

The spelling of 1055440084 in words is "one billion, fifty-five million, four hundred forty thousand, eighty-four".