140634141929 has 2 divisors, whose sum is σ = 140634141930. Its totient is φ = 140634141928.

The previous prime is 140634141889. The next prime is 140634141997. The reversal of 140634141929 is 929141436041.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 137756034025 + 2878107904 = 371155^2 + 53648^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140634141929 is a prime.

It is a super-2 number, since 2×140634141929² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140634141929.

It is not a weakly prime, because it can be changed into another prime (140634141629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70317070964 + 70317070965.

It is an arithmetic number, because the mean of its divisors is an integer number (70317070965).

Almost surely, 2^140634141929 is an apocalyptic number.

It is an amenable number.

140634141929 is a deficient number, since it is larger than the sum of its proper divisors (1).

140634141929 is an equidigital number, since it uses as much as digits as its factorization.

140634141929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 140634141929 in words is "one hundred forty billion, six hundred thirty-four million, one hundred forty-one thousand, nine hundred twenty-nine".