140133342521 has 2 divisors, whose sum is σ = 140133342522. Its totient is φ = 140133342520.

The previous prime is 140133342511. The next prime is 140133342553. The reversal of 140133342521 is 125243331041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 85594279225 + 54539063296 = 292565^2 + 233536^2 .

It is a cyclic number.

It is not a de Polignac number, because 140133342521 - 2¹⁰ = 140133341497 is a prime.

It is a super-2 number, since 2×140133342521² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (140133342511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70066671260 + 70066671261.

It is an arithmetic number, because the mean of its divisors is an integer number (70066671261).

Almost surely, 2^140133342521 is an apocalyptic number.

It is an amenable number.

140133342521 is a deficient number, since it is larger than the sum of its proper divisors (1).

140133342521 is an equidigital number, since it uses as much as digits as its factorization.

140133342521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 140133342521 its reverse (125243331041), we get a palindrome (265376673562).

The spelling of 140133342521 in words is "one hundred forty billion, one hundred thirty-three million, three hundred forty-two thousand, five hundred twenty-one".