1011131086 has 16 divisors (see below), whose sum is σ = 1740625920. Its totient is φ = 431527320.

The previous prime is 1011131071. The next prime is 1011131087. The reversal of 1011131086 is 6801311101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011131087) 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, 147750 + ... + 154441.

It is an arithmetic number, because the mean of its divisors is an integer number (108789120).

Almost surely, 2^1011131086 is an apocalyptic number.

1011131086 is a deficient number, since it is larger than the sum of its proper divisors (729494834).

1011131086 is a wasteful number, since it uses less digits than its factorization.

1011131086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302439.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 1011131086 is about 31798.2874696107. The cubic root of 1011131086 is about 1003.6966797201.

Adding to 1011131086 its reverse (6801311101), we get a palindrome (7812442187).

The spelling of 1011131086 in words is "one billion, eleven million, one hundred thirty-one thousand, eighty-six".