11542753634 has 8 divisors (see below), whose sum is σ = 17314632300. Its totient is φ = 5771209536.

The previous prime is 11542753561. The next prime is 11542753639. The reversal of 11542753634 is 43635724511.

It can be written as a sum of positive squares in 2 ways, for example, as 11445790225 + 96963409 = 106985^2 + 9847^2 .

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

It is a super-2 number, since 2×11542753634² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11542753591 and 11542753600.

It is not an unprimeable number, because it can be changed into a prime (11542753639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37982 + ... + 156614.

Almost surely, 2^11542753634 is an apocalyptic number.

11542753634 is a deficient number, since it is larger than the sum of its proper divisors (5771878666).

11542753634 is a wasteful number, since it uses less digits than its factorization.

11542753634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167284.

The product of its digits is 302400, while the sum is 41.

The spelling of 11542753634 in words is "eleven billion, five hundred forty-two million, seven hundred fifty-three thousand, six hundred thirty-four".