11151454251 has 48 divisors (see below), whose sum is σ = 18069156864. Its totient is φ = 6088110336.

The previous prime is 11151454219. The next prime is 11151454267. The reversal of 11151454251 is 15245415111.

It is not a de Polignac number, because 11151454251 - 2⁵ = 11151454219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11151454211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4383886 + ... + 4386428.

It is an arithmetic number, because the mean of its divisors is an integer number (376440768).

Almost surely, 2^11151454251 is an apocalyptic number.

11151454251 is a deficient number, since it is larger than the sum of its proper divisors (6917702613).

11151454251 is a wasteful number, since it uses less digits than its factorization.

11151454251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3880 (or 3873 counting only the distinct ones).

The product of its digits is 4000, while the sum is 30.

Adding to 11151454251 its reverse (15245415111), we get a palindrome (26396869362).

The spelling of 11151454251 in words is "eleven billion, one hundred fifty-one million, four hundred fifty-four thousand, two hundred fifty-one".