172154752113 has 16 divisors (see below), whose sum is σ = 247513896000. Its totient is φ = 106077381120.

The previous prime is 172154752109. The next prime is 172154752117. The reversal of 172154752113 is 311257451271.

It is an interprime number because it is at equal distance from previous prime (172154752109) and next prime (172154752117).

It is not a de Polignac number, because 172154752113 - 2² = 172154752109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (172154752117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36830088 + ... + 36834761.

It is an arithmetic number, because the mean of its divisors is an integer number (15469618500).

Almost surely, 2^172154752113 is an apocalyptic number.

It is an amenable number.

172154752113 is a deficient number, since it is larger than the sum of its proper divisors (75359143887).

172154752113 is a wasteful number, since it uses less digits than its factorization.

172154752113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73664912.

The product of its digits is 58800, while the sum is 39.

The spelling of 172154752113 in words is "one hundred seventy-two billion, one hundred fifty-four million, seven hundred fifty-two thousand, one hundred thirteen".