1052203993 has 8 divisors (see below), whose sum is σ = 1075155840. Its totient is φ = 1029275760.

The previous prime is 1052203981. The next prime is 1052204011. The reversal of 1052203993 is 3993022501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1052203993 is a prime.

It is a super-2 number, since 2×1052203993² = 2214266485770288098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1052203903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107598 + ... + 116968.

It is an arithmetic number, because the mean of its divisors is an integer number (134394480).

Almost surely, 2^1052203993 is an apocalyptic number.

It is an amenable number.

1052203993 is a deficient number, since it is larger than the sum of its proper divisors (22951847).

1052203993 is an equidigital number, since it uses as much as digits as its factorization.

1052203993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11807.

The product of its (nonzero) digits is 14580, while the sum is 34.

The square root of 1052203993 is about 32437.6940148340. The cubic root of 1052203993 is about 1017.1070123405.

The spelling of 1052203993 in words is "one billion, fifty-two million, two hundred three thousand, nine hundred ninety-three".