11281335154 has 4 divisors (see below), whose sum is σ = 16922002734. Its totient is φ = 5640667576.

The previous prime is 11281335151. The next prime is 11281335203. The reversal of 11281335154 is 45153318211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45153318211 = 953 ⋅47380187.

It can be written as a sum of positive squares in only one way, i.e., 11104312129 + 177023025 = 105377^2 + 13305^2 .

It is not an unprimeable number, because it can be changed into a prime (11281335151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2820333787 + ... + 2820333790.

Almost surely, 2^11281335154 is an apocalyptic number.

11281335154 is a deficient number, since it is larger than the sum of its proper divisors (5640667580).

11281335154 is an equidigital number, since it uses as much as digits as its factorization.

11281335154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5640667579.

The product of its digits is 14400, while the sum is 34.

The spelling of 11281335154 in words is "eleven billion, two hundred eighty-one million, three hundred thirty-five thousand, one hundred fifty-four".