735128023 has 12 divisors (see below), whose sum is σ = 854655760. Its totient is φ = 619409376.

The previous prime is 735128021. The next prime is 735128027. The reversal of 735128023 is 320821537.

It is not a de Polignac number, because 735128023 - 2¹ = 735128021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (735128021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9283 + ... + 39451.

Almost surely, 2^735128023 is an apocalyptic number.

735128023 is a deficient number, since it is larger than the sum of its proper divisors (119527737).

735128023 is an equidigital number, since it uses as much as digits as its factorization.

735128023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30294 (or 30235 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 735128023 is about 27113.2444203935. The cubic root of 735128023 is about 902.5147867836.

The spelling of 735128023 in words is "seven hundred thirty-five million, one hundred twenty-eight thousand, twenty-three".