172300001387 has 2 divisors, whose sum is σ = 172300001388. Its totient is φ = 172300001386.

The previous prime is 172300001381. The next prime is 172300001459. The reversal of 172300001387 is 783100003271.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 172300001387 - 2⁶ = 172300001323 is a prime.

It is not a weakly prime, because it can be changed into another prime (172300001381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86150000693 + 86150000694.

It is an arithmetic number, because the mean of its divisors is an integer number (86150000694).

Almost surely, 2^172300001387 is an apocalyptic number.

172300001387 is a deficient number, since it is larger than the sum of its proper divisors (1).

172300001387 is an equidigital number, since it uses as much as digits as its factorization.

172300001387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7056, while the sum is 32.

The spelling of 172300001387 in words is "one hundred seventy-two billion, three hundred million, one thousand, three hundred eighty-seven".