1140300231061 has 2 divisors, whose sum is σ = 1140300231062. Its totient is φ = 1140300231060.

The previous prime is 1140300231053. The next prime is 1140300231101. The reversal of 1140300231061 is 1601320030411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 745295523025 + 395004708036 = 863305^2 + 628494^2 .

It is an emirp because it is prime and its reverse (1601320030411) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1140300231061 - 2³ = 1140300231053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1140300231041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570150115530 + 570150115531.

It is an arithmetic number, because the mean of its divisors is an integer number (570150115531).

Almost surely, 2^{1140300231061} is an apocalyptic number.

It is an amenable number.

1140300231061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140300231061 is an equidigital number, since it uses as much as digits as its factorization.

1140300231061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 1140300231061 its reverse (1601320030411), we get a palindrome (2741620261472).

The spelling of 1140300231061 in words is "one trillion, one hundred forty billion, three hundred million, two hundred thirty-one thousand, sixty-one".