1118951 has 2 divisors, whose sum is σ = 1118952. Its totient is φ = 1118950.

The previous prime is 1118947. The next prime is 1118969. The reversal of 1118951 is 1598111.

It is a weak prime.

It is an emirp because it is prime and its reverse (1598111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1118951 - 2² = 1118947 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1118951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1118911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 559475 + 559476.

It is an arithmetic number, because the mean of its divisors is an integer number (559476).

2^1118951 is an apocalyptic number.

1118951 is a deficient number, since it is larger than the sum of its proper divisors (1).

1118951 is an equidigital number, since it uses as much as digits as its factorization.

1118951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 360, while the sum is 26.

The square root of 1118951 is about 1057.8048024092. The cubic root of 1118951 is about 103.8174497290.

The spelling of 1118951 in words is "one million, one hundred eighteen thousand, nine hundred fifty-one".