1126151 has 4 divisors (see below), whose sum is σ = 1212792. Its totient is φ = 1039512.

The previous prime is 1126093. The next prime is 1126159. The reversal of 1126151 is 1516211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1516211 = 317 ⋅4783.

It is a cyclic number.

It is not a de Polignac number, because 1126151 - 2¹⁰ = 1125127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43301 + ... + 43326.

It is an arithmetic number, because the mean of its divisors is an integer number (303198).

2^1126151 is an apocalyptic number.

1126151 is a deficient number, since it is larger than the sum of its proper divisors (86641).

1126151 is an equidigital number, since it uses as much as digits as its factorization.

1126151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86640.

The product of its digits is 60, while the sum is 17.

The square root of 1126151 is about 1061.2026196726. The cubic root of 1126151 is about 104.0396483443.

Adding to 1126151 its product of digits (60), we get a palindrome (1126211).

It can be divided in two parts, 11 and 26151, that multiplied together give a triangular number (287661 = T₇₅₈).

The spelling of 1126151 in words is "one million, one hundred twenty-six thousand, one hundred fifty-one".