11450434251 has 8 divisors (see below), whose sum is σ = 15267933904. Its totient is φ = 7633278720.

The previous prime is 11450434249. The next prime is 11450434273. The reversal of 11450434251 is 15243405411.

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

It is not a de Polignac number, because 11450434251 - 2¹ = 11450434249 is a prime.

It is a super-2 number, since 2×11450434251² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11450434291) 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, 5535 + ... + 151431.

It is an arithmetic number, because the mean of its divisors is an integer number (1908491738).

Almost surely, 2^11450434251 is an apocalyptic number.

11450434251 is a deficient number, since it is larger than the sum of its proper divisors (3817499653).

11450434251 is a wasteful number, since it uses less digits than its factorization.

11450434251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172061.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 11450434251 its reverse (15243405411), we get a palindrome (26693839662).

The spelling of 11450434251 in words is "eleven billion, four hundred fifty million, four hundred thirty-four thousand, two hundred fifty-one".