11453150551 has 4 divisors (see below), whose sum is σ = 11455925832. Its totient is φ = 11450375272.

The previous prime is 11453150521. The next prime is 11453150561. The reversal of 11453150551 is 15505135411.

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 11453150551 - 2⁵ = 11453150519 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 (11453150521) 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, 1381441 + ... + 1389706.

It is an arithmetic number, because the mean of its divisors is an integer number (2863981458).

Almost surely, 2^11453150551 is an apocalyptic number.

11453150551 is a deficient number, since it is larger than the sum of its proper divisors (2775281).

11453150551 is an equidigital number, since it uses as much as digits as its factorization.

11453150551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2775280.

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

Adding to 11453150551 its reverse (15505135411), we get a palindrome (26958285962).

The spelling of 11453150551 in words is "eleven billion, four hundred fifty-three million, one hundred fifty thousand, five hundred fifty-one".