11503452310 has 32 divisors (see below), whose sum is σ = 24110747712. Its totient is φ = 3869623680.

The previous prime is 11503452299. The next prime is 11503452349. The reversal of 11503452310 is 1325430511.

It is a happy number.

It is a super-2 number, since 2×11503452310² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1546621 + ... + 1554040.

It is an arithmetic number, because the mean of its divisors is an integer number (753460866).

Almost surely, 2^11503452310 is an apocalyptic number.

11503452310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11503452310 is an abundant number, since it is smaller than the sum of its proper divisors (12607295402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11503452310 is a wasteful number, since it uses less digits than its factorization.

11503452310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3100728.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 11503452310 its reverse (1325430511), we get a palindrome (12828882821).

The spelling of 11503452310 in words is "eleven billion, five hundred three million, four hundred fifty-two thousand, three hundred ten".