11654132057 has 4 divisors (see below), whose sum is σ = 11719239120. Its totient is φ = 11589024996.

The previous prime is 11654132047. The next prime is 11654132081. The reversal of 11654132057 is 75023145611.

It is a happy number.

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 11654132057 - 2¹⁶ = 11654066521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11654132047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32553263 + ... + 32553620.

It is an arithmetic number, because the mean of its divisors is an integer number (2929809780).

Almost surely, 2^11654132057 is an apocalyptic number.

It is an amenable number.

11654132057 is a deficient number, since it is larger than the sum of its proper divisors (65107063).

11654132057 is an equidigital number, since it uses as much as digits as its factorization.

11654132057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65107062.

The product of its (nonzero) digits is 25200, while the sum is 35.

Adding to 11654132057 its reverse (75023145611), we get a palindrome (86677277668).

The spelling of 11654132057 in words is "eleven billion, six hundred fifty-four million, one hundred thirty-two thousand, fifty-seven".