1151238 has 16 divisors (see below), whose sum is σ = 2511936. Its totient is φ = 348840.

The previous prime is 1151237. The next prime is 1151243. The reversal of 1151238 is 8321511.

1151238 = T₄₅₂ + T₄₅₃ + ... + T₄₆₂.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8656 + ... + 8787.

It is an arithmetic number, because the mean of its divisors is an integer number (156996).

2^1151238 is an apocalyptic number.

1151238 is an abundant number, since it is smaller than the sum of its proper divisors (1360698).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1151238 is a wasteful number, since it uses less digits than its factorization.

1151238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17459.

The product of its digits is 240, while the sum is 21.

The square root of 1151238 is about 1072.9575946886. The cubic root of 1151238 is about 104.8065371872.

Adding to 1151238 its reverse (8321511), we get a palindrome (9472749).

The spelling of 1151238 in words is "one million, one hundred fifty-one thousand, two hundred thirty-eight".