11425533503 has 8 divisors (see below), whose sum is σ = 11523447936. Its totient is φ = 11327781400.

The previous prime is 11425533499. The next prime is 11425533523. The reversal of 11425533503 is 30533552411.

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

It is a cyclic number.

It is not a de Polignac number, because 11425533503 - 2² = 11425533499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11425533503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11425533523) 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, 102950 + ... + 182892.

It is an arithmetic number, because the mean of its divisors is an integer number (1440430992).

Almost surely, 2^11425533503 is an apocalyptic number.

11425533503 is a deficient number, since it is larger than the sum of its proper divisors (97914433).

11425533503 is a wasteful number, since it uses less digits than its factorization.

11425533503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81165.

The product of its (nonzero) digits is 27000, while the sum is 32.

The spelling of 11425533503 in words is "eleven billion, four hundred twenty-five million, five hundred thirty-three thousand, five hundred three".