1053666355 has 12 divisors (see below), whose sum is σ = 1470832560. Its totient is φ = 722513904.

The previous prime is 1053666319. The next prime is 1053666377. The reversal of 1053666355 is 5536663501.

It is not a de Polignac number, because 1053666355 - 2¹¹ = 1053664307 is a prime.

It is a super-2 number, since 2×1053666355² = 2220425575317972050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2150095 + ... + 2150584.

It is an arithmetic number, because the mean of its divisors is an integer number (122569380).

Almost surely, 2^1053666355 is an apocalyptic number.

1053666355 is a deficient number, since it is larger than the sum of its proper divisors (417166205).

1053666355 is an equidigital number, since it uses as much as digits as its factorization.

1053666355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4300698 (or 4300691 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 40.

The square root of 1053666355 is about 32460.2272789332. The cubic root of 1053666355 is about 1017.5779888587.

The spelling of 1053666355 in words is "one billion, fifty-three million, six hundred sixty-six thousand, three hundred fifty-five".