11132154461 has 4 divisors (see below), whose sum is σ = 11132400000. Its totient is φ = 11131908924.

The previous prime is 11132154409. The next prime is 11132154479. The reversal of 11132154461 is 16445123111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11132154461 - 2¹⁰ = 11132153437 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 (11132157461) 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, 32771 + ... + 152768.

It is an arithmetic number, because the mean of its divisors is an integer number (2783100000).

Almost surely, 2^11132154461 is an apocalyptic number.

It is an amenable number.

11132154461 is a deficient number, since it is larger than the sum of its proper divisors (245539).

11132154461 is an equidigital number, since it uses as much as digits as its factorization.

11132154461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245538.

The product of its digits is 2880, while the sum is 29.

Adding to 11132154461 its reverse (16445123111), we get a palindrome (27577277572).

The spelling of 11132154461 in words is "eleven billion, one hundred thirty-two million, one hundred fifty-four thousand, four hundred sixty-one".