11525141779603 has 4 divisors (see below), whose sum is σ = 11547178380088. Its totient is φ = 11503105179120.

The previous prime is 11525141779589. The next prime is 11525141779621. The reversal of 11525141779603 is 30697714152511.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11525141779603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11525141774603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11018299458 + ... + 11018300503.

It is an arithmetic number, because the mean of its divisors is an integer number (2886794595022).

Almost surely, 2^{11525141779603} is an apocalyptic number.

11525141779603 is a deficient number, since it is larger than the sum of its proper divisors (22036600485).

11525141779603 is an equidigital number, since it uses as much as digits as its factorization.

11525141779603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22036600484.

The product of its (nonzero) digits is 1587600, while the sum is 52.

The spelling of 11525141779603 in words is "eleven trillion, five hundred twenty-five billion, one hundred forty-one million, seven hundred seventy-nine thousand, six hundred three".