1101140051 has 12 divisors (see below), whose sum is σ = 1217613936. Its totient is φ = 995023920.

The previous prime is 1101139987. The next prime is 1101140071. The reversal of 1101140051 is 1500411011.

It is not a de Polignac number, because 1101140051 - 2⁶ = 1101139987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101140071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7040 + ... + 47453.

It is an arithmetic number, because the mean of its divisors is an integer number (101467828).

Almost surely, 2^1101140051 is an apocalyptic number.

1101140051 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1101140051 is a deficient number, since it is larger than the sum of its proper divisors (116473885).

1101140051 is a wasteful number, since it uses less digits than its factorization.

1101140051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54682 (or 54671 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 14.

The square root of 1101140051 is about 33183.4303681823. The cubic root of 1101140051 is about 1032.6366141366.

Adding to 1101140051 its reverse (1500411011), we get a palindrome (2601551062).

The spelling of 1101140051 in words is "one billion, one hundred one million, one hundred forty thousand, fifty-one".