1052999993 has 4 divisors (see below), whose sum is σ = 1053088848. Its totient is φ = 1052911140.

The previous prime is 1052999989. The next prime is 1053000017. The reversal of 1052999993 is 3999992501.

1052999993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1052999993 - 2² = 1052999989 is a prime.

It is a super-2 number, since 2×1052999993² = 2217617970516000098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1052999903) 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, 23303 + ... + 51468.

It is an arithmetic number, because the mean of its divisors is an integer number (263272212).

Almost surely, 2^1052999993 is an apocalyptic number.

It is an amenable number.

1052999993 is a deficient number, since it is larger than the sum of its proper divisors (88855).

1052999993 is an equidigital number, since it uses as much as digits as its factorization.

1052999993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88854.

The product of its (nonzero) digits is 1771470, while the sum is 56.

The square root of 1052999993 is about 32449.9613713175. The cubic root of 1052999993 is about 1017.3634306499.

The spelling of 1052999993 in words is "one billion, fifty-two million, nine hundred ninety-nine thousand, nine hundred ninety-three".