1118101 has 2 divisors, whose sum is σ = 1118102. Its totient is φ = 1118100.

The previous prime is 1118081. The next prime is 1118113. The reversal of 1118101 is 1018111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 756900 + 361201 = 870^2 + 601^2 .

It is a cyclic number.

It is not a de Polignac number, because 1118101 - 2⁷ = 1117973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1178101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559050 + 559051.

It is an arithmetic number, because the mean of its divisors is an integer number (559051).

2^1118101 is an apocalyptic number.

It is an amenable number.

1118101 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118101 is an equidigital number, since it uses as much as digits as its factorization.

1118101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

The square root of 1118101 is about 1057.4029506295. The cubic root of 1118101 is about 103.7911551053.

The spelling of 1118101 in words is "one million, one hundred eighteen thousand, one hundred one".