129247070607101 has 4 divisors (see below), whose sum is σ = 129250499040000. Its totient is φ = 129243642174204.

The previous prime is 129247070607073. The next prime is 129247070607113. The reversal of 129247070607101 is 101706070742921.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-129247070607101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129247040607101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1714159901 + ... + 1714235298.

It is an arithmetic number, because the mean of its divisors is an integer number (32312624760000).

Almost surely, 2^{129247070607101} is an apocalyptic number.

It is an amenable number.

129247070607101 is a deficient number, since it is larger than the sum of its proper divisors (3428432899).

129247070607101 is an equidigital number, since it uses as much as digits as its factorization.

129247070607101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3428432898.

The product of its (nonzero) digits is 296352, while the sum is 47.

The spelling of 129247070607101 in words is "one hundred twenty-nine trillion, two hundred forty-seven billion, seventy million, six hundred seven thousand, one hundred one".