10551535403 has 4 divisors (see below), whose sum is σ = 10553487960. Its totient is φ = 10549582848.

The previous prime is 10551535399. The next prime is 10551535433. The reversal of 10551535403 is 30453515501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30453515501 = 5801 ⋅5249701.

It is a cyclic number.

It is not a de Polignac number, because 10551535403 - 2² = 10551535399 is a prime.

It is a super-2 number, since 2×10551535403² (a number of 21 digits) contains 22 as substring.

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 10551535403.

It is not an unprimeable number, because it can be changed into a prime (10551535433) 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, 968150 + ... + 978987.

It is an arithmetic number, because the mean of its divisors is an integer number (2638371990).

Almost surely, 2^10551535403 is an apocalyptic number.

10551535403 is a deficient number, since it is larger than the sum of its proper divisors (1952557).

10551535403 is an equidigital number, since it uses as much as digits as its factorization.

10551535403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1952556.

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 10551535403 in words is "ten billion, five hundred fifty-one million, five hundred thirty-five thousand, four hundred three".