11634541045 has 8 divisors (see below), whose sum is σ = 13969212120. Its totient is φ = 9302457600.

The previous prime is 11634541043. The next prime is 11634541063. The reversal of 11634541045 is 54014543611.

It can be written as a sum of positive squares in 4 ways, for example, as 49463089 + 11585077956 = 7033^2 + 107634^2 .

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

It is not a de Polignac number, because 11634541045 - 2¹ = 11634541043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11634541045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11634541043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 637000 + ... + 655009.

It is an arithmetic number, because the mean of its divisors is an integer number (1746151515).

Almost surely, 2^11634541045 is an apocalyptic number.

It is an amenable number.

11634541045 is a deficient number, since it is larger than the sum of its proper divisors (2334671075).

11634541045 is a wasteful number, since it uses less digits than its factorization.

11634541045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293815.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 11634541045 in words is "eleven billion, six hundred thirty-four million, five hundred forty-one thousand, forty-five".