11140420151 has 8 divisors (see below), whose sum is σ = 13170940320. Its totient is φ = 9219657888.

The previous prime is 11140420147. The next prime is 11140420237. The reversal of 11140420151 is 15102404111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11140420151 - 2² = 11140420147 is a prime.

It is a super-2 number, since 2×11140420151² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11140420111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27439256 + ... + 27439661.

It is an arithmetic number, because the mean of its divisors is an integer number (1646367540).

Almost surely, 2^11140420151 is an apocalyptic number.

11140420151 is a deficient number, since it is larger than the sum of its proper divisors (2030520169).

11140420151 is an equidigital number, since it uses as much as digits as its factorization.

11140420151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54878953.

The product of its (nonzero) digits is 160, while the sum is 20.

Adding to 11140420151 its reverse (15102404111), we get a palindrome (26242824262).

The spelling of 11140420151 in words is "eleven billion, one hundred forty million, four hundred twenty thousand, one hundred fifty-one".