1140235267 has 2 divisors, whose sum is σ = 1140235268. Its totient is φ = 1140235266.

The previous prime is 1140235247. The next prime is 1140235309. The reversal of 1140235267 is 7625320411.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1140235267 - 2¹¹ = 1140233219 is a prime.

It is a super-2 number, since 2×1140235267² = 2600272928221122578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1140235207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570117633 + 570117634.

It is an arithmetic number, because the mean of its divisors is an integer number (570117634).

Almost surely, 2^1140235267 is an apocalyptic number.

1140235267 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140235267 is an equidigital number, since it uses as much as digits as its factorization.

1140235267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 1140235267 is about 33767.3698561200. The cubic root of 1140235267 is about 1044.7157845234.

Adding to 1140235267 its reverse (7625320411), we get a palindrome (8765555678).

It can be divided in two parts, 1140 and 235267, that multiplied together give a triangular number (268204380 = T₂₃₁₆₀).

The spelling of 1140235267 in words is "one billion, one hundred forty million, two hundred thirty-five thousand, two hundred sixty-seven".