1100131 has 2 divisors, whose sum is σ = 1100132. Its totient is φ = 1100130.

The previous prime is 1100123. The next prime is 1100147. The reversal of 1100131 is 1310011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100131 - 2³ = 1100123 is a prime.

It is a super-2 number, since 2×1100131² = 2420576434322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1100101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550065 + 550066.

It is an arithmetic number, because the mean of its divisors is an integer number (550066).

2^1100131 is an apocalyptic number.

1100131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100131 is an equidigital number, since it uses as much as digits as its factorization.

1100131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3, while the sum is 7.

The square root of 1100131 is about 1048.8712981105. The cubic root of 1100131 is about 103.2321092222.

Adding to 1100131 its reverse (1310011), we get a palindrome (2410142).

The spelling of 1100131 in words is "one million, one hundred thousand, one hundred thirty-one".