11553540151 has 4 divisors (see below), whose sum is σ = 11553834600. Its totient is φ = 11553245704.

The previous prime is 11553540127. The next prime is 11553540199. The reversal of 11553540151 is 15104535511.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11553540151 - 2⁷ = 11553540023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11553540451) 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, 77296 + ... + 170533.

It is an arithmetic number, because the mean of its divisors is an integer number (2888458650).

Almost surely, 2^11553540151 is an apocalyptic number.

11553540151 is a deficient number, since it is larger than the sum of its proper divisors (294449).

11553540151 is an equidigital number, since it uses as much as digits as its factorization.

11553540151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294448.

The product of its (nonzero) digits is 7500, while the sum is 31.

The spelling of 11553540151 in words is "eleven billion, five hundred fifty-three million, five hundred forty thousand, one hundred fifty-one".