1233151 has 6 divisors (see below), whose sum is σ = 1259720. Its totient is φ = 1207128.

The previous prime is 1233143. The next prime is 1233179. The reversal of 1233151 is 1513321.

It is not a de Polignac number, because 1233151 - 2³ = 1233143 is a prime.

It is a super-2 number, since 2×1233151² = 3041322777602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2590 + ... + 3028.

2^1233151 is an apocalyptic number.

1233151 is a deficient number, since it is larger than the sum of its proper divisors (26569).

1233151 is an frugal number, since it uses more digits than its factorization.

1233151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545 (or 492 counting only the distinct ones).

The product of its digits is 90, while the sum is 16.

The square root of 1233151 is about 1110.4733225071. The cubic root of 1233151 is about 107.2355424860.

Adding to 1233151 its reverse (1513321), we get a palindrome (2746472).

It can be divided in two parts, 12331 and 51, that multiplied together give a triangular number (628881 = T₁₁₂₁).

The spelling of 1233151 in words is "one million, two hundred thirty-three thousand, one hundred fifty-one".