1140526917953 has 4 divisors (see below), whose sum is σ = 1141290835668. Its totient is φ = 1139763000240.

The previous prime is 1140526917853. The next prime is 1140526917979. The reversal of 1140526917953 is 3597196250411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 406818179329 + 733708738624 = 637823^2 + 856568^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140526917953 - 2¹² = 1140526913857 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1140526917895 and 1140526917904.

It is not an unprimeable number, because it can be changed into a prime (1140526917553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381956618 + ... + 381959603.

It is an arithmetic number, because the mean of its divisors is an integer number (285322708917).

Almost surely, 2^{1140526917953} is an apocalyptic number.

It is an amenable number.

1140526917953 is a deficient number, since it is larger than the sum of its proper divisors (763917715).

1140526917953 is an equidigital number, since it uses as much as digits as its factorization.

1140526917953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763917714.

The product of its (nonzero) digits is 2041200, while the sum is 53.

The spelling of 1140526917953 in words is "one trillion, one hundred forty billion, five hundred twenty-six million, nine hundred seventeen thousand, nine hundred fifty-three".