1127157 has 8 divisors (see below), whose sum is σ = 1510080. Its totient is φ = 747840.

The previous prime is 1127153. The next prime is 1127167. The reversal of 1127157 is 7517211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1127157 - 2² = 1127153 is a prime.

1127157 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1127153) 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 in 7 ways as a sum of consecutive naturals, for example, 57 + ... + 1502.

It is an arithmetic number, because the mean of its divisors is an integer number (188760).

2^1127157 is an apocalyptic number.

It is an amenable number.

1127157 is a deficient number, since it is larger than the sum of its proper divisors (382923).

1127157 is a wasteful number, since it uses less digits than its factorization.

1127157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1803.

The product of its digits is 490, while the sum is 24.

The square root of 1127157 is about 1061.6765044024. The cubic root of 1127157 is about 104.0706189501.

The spelling of 1127157 in words is "one million, one hundred twenty-seven thousand, one hundred fifty-seven".