11401452303 has 24 divisors (see below), whose sum is σ = 16153912320. Its totient is φ = 7133210640.

The previous prime is 11401452259. The next prime is 11401452317. The reversal of 11401452303 is 30325410411.

It is a happy number.

It is not a de Polignac number, because 11401452303 - 2⁶ = 11401452239 is a prime.

It is a super-2 number, since 2×11401452303² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11401452353) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 643858 + ... + 661328.

It is an arithmetic number, because the mean of its divisors is an integer number (673079680).

Almost surely, 2^11401452303 is an apocalyptic number.

11401452303 is a deficient number, since it is larger than the sum of its proper divisors (4752460017).

11401452303 is a wasteful number, since it uses less digits than its factorization.

11401452303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17707 (or 17600 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 11401452303 its reverse (30325410411), we get a palindrome (41726862714).

The spelling of 11401452303 in words is "eleven billion, four hundred one million, four hundred fifty-two thousand, three hundred three".