1053353999 has 4 divisors (see below), whose sum is σ = 1081823064. Its totient is φ = 1024884936.

The previous prime is 1053353993. The next prime is 1053354007. The reversal of 1053353999 is 9993533501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9993533501 = 7 ⋅1427647643.

It is a cyclic number.

It is not a de Polignac number, because 1053353999 - 2¹⁶ = 1053288463 is a prime.

It is a super-2 number, since 2×1053353999² = 2219109294418584002, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053353993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14234477 + ... + 14234550.

It is an arithmetic number, because the mean of its divisors is an integer number (270455766).

Almost surely, 2^1053353999 is an apocalyptic number.

1053353999 is a deficient number, since it is larger than the sum of its proper divisors (28469065).

1053353999 is an equidigital number, since it uses as much as digits as its factorization.

1053353999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28469064.

The product of its (nonzero) digits is 492075, while the sum is 47.

The square root of 1053353999 is about 32455.4155573457. The cubic root of 1053353999 is about 1017.4774263475.

The spelling of 1053353999 in words is "one billion, fifty-three million, three hundred fifty-three thousand, nine hundred ninety-nine".