10140562343521 has 2 divisors, whose sum is σ = 10140562343522. Its totient is φ = 10140562343520.

The previous prime is 10140562343491. The next prime is 10140562343531. The reversal of 10140562343521 is 12534326504101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8652357537121 + 1488204806400 = 2941489^2 + 1219920^2 .

It is a cyclic number.

It is not a de Polignac number, because 10140562343521 - 2¹³ = 10140562335329 is a prime.

It is a super-2 number, since 2×10140562343521² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10140562343531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5070281171760 + 5070281171761.

It is an arithmetic number, because the mean of its divisors is an integer number (5070281171761).

Almost surely, 2^{10140562343521} is an apocalyptic number.

It is an amenable number.

10140562343521 is a deficient number, since it is larger than the sum of its proper divisors (1).

10140562343521 is an equidigital number, since it uses as much as digits as its factorization.

10140562343521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 37.

Adding to 10140562343521 its reverse (12534326504101), we get a palindrome (22674888847622).

The spelling of 10140562343521 in words is "ten trillion, one hundred forty billion, five hundred sixty-two million, three hundred forty-three thousand, five hundred twenty-one".