1124151 has 16 divisors (see below), whose sum is σ = 1728000. Its totient is φ = 636768.

The previous prime is 1124147. The next prime is 1124197. The reversal of 1124151 is 1514211.

It is a happy number.

It is not a de Polignac number, because 1124151 - 2² = 1124147 is a prime.

1124151 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1124151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1124131) 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 15 ways as a sum of consecutive naturals, for example, 4045 + ... + 4313.

It is an arithmetic number, because the mean of its divisors is an integer number (108000).

2^1124151 is an apocalyptic number.

1124151 is a deficient number, since it is larger than the sum of its proper divisors (603849).

1124151 is a wasteful number, since it uses less digits than its factorization.

1124151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478.

The product of its digits is 40, while the sum is 15.

The square root of 1124151 is about 1060.2598738045. The cubic root of 1124151 is about 103.9780217363.

Adding to 1124151 its reverse (1514211), we get a palindrome (2638362).

It can be divided in two parts, 1124 and 151, that added together give a triangular number (1275 = T₅₀).

The spelling of 1124151 in words is "one million, one hundred twenty-four thousand, one hundred fifty-one".