11142446151 has 4 divisors (see below), whose sum is σ = 14856594872. Its totient is φ = 7428297432.

The previous prime is 11142446129. The next prime is 11142446179. The reversal of 11142446151 is 15164424111.

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

It is a de Polignac number, because none of the positive numbers 2^k-11142446151 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 (11142446101) 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, 1857074356 + ... + 1857074361.

It is an arithmetic number, because the mean of its divisors is an integer number (3714148718).

Almost surely, 2^11142446151 is an apocalyptic number.

11142446151 is a deficient number, since it is larger than the sum of its proper divisors (3714148721).

11142446151 is an equidigital number, since it uses as much as digits as its factorization.

11142446151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3714148720.

The product of its digits is 3840, while the sum is 30.

The spelling of 11142446151 in words is "eleven billion, one hundred forty-two million, four hundred forty-six thousand, one hundred fifty-one".