1264533134235 has 32 divisors (see below), whose sum is σ = 2333502842880. Its totient is φ = 572768869248.

The previous prime is 1264533134213. The next prime is 1264533134269. The reversal of 1264533134235 is 5324313354621.

It is not a de Polignac number, because 1264533134235 - 2¹⁵ = 1264533101467 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55232467 + ... + 55255356.

It is an arithmetic number, because the mean of its divisors is an integer number (72921963840).

Almost surely, 2^{1264533134235} is an apocalyptic number.

1264533134235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1264533134235 is a deficient number, since it is larger than the sum of its proper divisors (1068969708645).

1264533134235 is a wasteful number, since it uses less digits than its factorization.

1264533134235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110487947.

The product of its digits is 777600, while the sum is 42.

Adding to 1264533134235 its reverse (5324313354621), we get a palindrome (6588846488856).

The spelling of 1264533134235 in words is "one trillion, two hundred sixty-four billion, five hundred thirty-three million, one hundred thirty-four thousand, two hundred thirty-five".