1253311153434 has 12 divisors (see below), whose sum is σ = 2715507499146. Its totient is φ = 417770384472.

The previous prime is 1253311153427. The next prime is 1253311153441. The reversal of 1253311153434 is 4343511133521.

1253311153434 is a `hidden beast` number, since 1 + 2 + 5 + 3 + 3 + 111 + 534 + 3 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (1253311153427) and next prime (1253311153441).

It can be written as a sum of positive squares in only one way, i.e., 1115040962025 + 138270191409 = 1055955^2 + 371847^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 34814198689 + ... + 34814198724.

Almost surely, 2^{1253311153434} is an apocalyptic number.

1253311153434 is an abundant number, since it is smaller than the sum of its proper divisors (1462196345712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1253311153434 is a wasteful number, since it uses less digits than its factorization.

1253311153434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69628397421 (or 69628397418 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

Adding to 1253311153434 its reverse (4343511133521), we get a palindrome (5596822286955).

The spelling of 1253311153434 in words is "one trillion, two hundred fifty-three billion, three hundred eleven million, one hundred fifty-three thousand, four hundred thirty-four".