1235005045 has 8 divisors (see below), whose sum is σ = 1489766400. Its totient is φ = 982830480.

The previous prime is 1235005043. The next prime is 1235005081. The reversal of 1235005045 is 5405005321.

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

It is not a de Polignac number, because 1235005045 - 2¹ = 1235005043 is a prime.

It is a super-2 number, since 2×1235005045² = 3050474922350904050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1235005043) 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 7 ways as a sum of consecutive naturals, for example, 645645 + ... + 647554.

It is an arithmetic number, because the mean of its divisors is an integer number (186220800).

Almost surely, 2^1235005045 is an apocalyptic number.

It is an amenable number.

1235005045 is a deficient number, since it is larger than the sum of its proper divisors (254761355).

1235005045 is a wasteful number, since it uses less digits than its factorization.

1235005045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293395.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 1235005045 is about 35142.6385605862. The cubic root of 1235005045 is about 1072.8925852531.

The spelling of 1235005045 in words is "one billion, two hundred thirty-five million, five thousand, forty-five".