1140455262241 has 3 divisors (see below), whose sum is σ = 1140456330163. Its totient is φ = 1140454194320.

The previous prime is 1140455262209. The next prime is 1140455262251. The reversal of 1140455262241 is 1422625540411.

The square root of 1140455262241 is 1067921.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 607029532641 + 533425729600 = 779121^2 + 730360^2 .

It is not a de Polignac number, because 1140455262241 - 2⁵ = 1140455262209 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1140455262241.

It is not an unprimeable number, because it can be changed into a prime (1140455262251) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 533961 + ... + 1601881.

Almost surely, 2^{1140455262241} is an apocalyptic number.

1140455262241 is the 1067921-st square number.

1140455262241 is the 533961-st centered octagonal number.

It is an amenable number.

1140455262241 is a deficient number, since it is larger than the sum of its proper divisors (1067922).

1140455262241 is an frugal number, since it uses more digits than its factorization.

1140455262241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135842 (or 1067921 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

The spelling of 1140455262241 in words is "one trillion, one hundred forty billion, four hundred fifty-five million, two hundred sixty-two thousand, two hundred forty-one".