1120157 has 2 divisors, whose sum is σ = 1120158. Its totient is φ = 1120156.

The previous prime is 1120153. The next prime is 1120159. The reversal of 1120157 is 7510211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1038361 + 81796 = 1019^2 + 286^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120157 - 2² = 1120153 is a prime.

Together with 1120159, it forms a pair of twin primes.

It is a Chen prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1120153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560078 + 560079.

It is an arithmetic number, because the mean of its divisors is an integer number (560079).

2^1120157 is an apocalyptic number.

It is an amenable number.

1120157 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120157 is an equidigital number, since it uses as much as digits as its factorization.

1120157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70, while the sum is 17.

The square root of 1120157 is about 1058.3746973544. The cubic root of 1120157 is about 103.8547343197.

Adding to 1120157 its reverse (7510211), we get a palindrome (8630368).

The spelling of 1120157 in words is "one million, one hundred twenty thousand, one hundred fifty-seven".