1002023133 has 8 divisors (see below), whose sum is σ = 1340383968. Its totient is φ = 665838864.

The previous prime is 1002023119. The next prime is 1002023147. The reversal of 1002023133 is 3313202001.

It is an interprime number because it is at equal distance from previous prime (1002023119) and next prime (1002023147).

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

It is not a de Polignac number, because 1002023133 - 2⁵ = 1002023101 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002023833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543066 + ... + 544907.

It is an arithmetic number, because the mean of its divisors is an integer number (167547996).

Almost surely, 2^1002023133 is an apocalyptic number.

It is an amenable number.

1002023133 is a deficient number, since it is larger than the sum of its proper divisors (338360835).

1002023133 is a wasteful number, since it uses less digits than its factorization.

1002023133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088283.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1002023133 is about 31654.7489802083. The cubic root of 1002023133 is about 1000.6739233919.

Adding to 1002023133 its reverse (3313202001), we get a palindrome (4315225134).

It can be divided in two parts, 10020 and 23133, that added together give a triangular number (33153 = T₂₅₇).

The spelling of 1002023133 in words is "one billion, two million, twenty-three thousand, one hundred thirty-three".