1140652493 has 2 divisors, whose sum is σ = 1140652494. Its totient is φ = 1140652492.

The previous prime is 1140652439. The next prime is 1140652507. The reversal of 1140652493 is 3942560411.

Together with previous prime (1140652439) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 810939529 + 329712964 = 28477^2 + 18158^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140652493 - 2¹⁰ = 1140651469 is a prime.

It is a zygodrome in base 3.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140652193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570326246 + 570326247.

It is an arithmetic number, because the mean of its divisors is an integer number (570326247).

Almost surely, 2^1140652493 is an apocalyptic number.

It is an amenable number.

1140652493 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140652493 is an equidigital number, since it uses as much as digits as its factorization.

1140652493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 1140652493 is about 33773.5472374461. The cubic root of 1140652493 is about 1044.8431937364.

The spelling of 1140652493 in words is "one billion, one hundred forty million, six hundred fifty-two thousand, four hundred ninety-three".