1653667055 has 4 divisors (see below), whose sum is σ = 1984400472. Its totient is φ = 1322933640.

The previous prime is 1653667019. The next prime is 1653667073. The reversal of 1653667055 is 5507663561.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 1653667055 - 2⁶ = 1653666991 is a prime.

It is a super-2 number, since 2×1653667055² = 5469229457584746050, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1653666997 and 1653667015.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165366701 + ... + 165366710.

It is an arithmetic number, because the mean of its divisors is an integer number (496100118).

Almost surely, 2^1653667055 is an apocalyptic number.

1653667055 is a deficient number, since it is larger than the sum of its proper divisors (330733417).

1653667055 is an equidigital number, since it uses as much as digits as its factorization.

1653667055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330733416.

The product of its (nonzero) digits is 567000, while the sum is 44.

The square root of 1653667055 is about 40665.3052982515. The cubic root of 1653667055 is about 1182.5405034198.

The spelling of 1653667055 in words is "one billion, six hundred fifty-three million, six hundred sixty-seven thousand, fifty-five".