172948343 has 2 divisors, whose sum is σ = 172948344. Its totient is φ = 172948342.

The previous prime is 172948333. The next prime is 172948409. The reversal of 172948343 is 343849271.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 172948343 - 2¹⁰ = 172947319 is a prime.

It is a super-2 number, since 2×172948343² = 59822258692891298, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 172948343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (172948333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86474171 + 86474172.

It is an arithmetic number, because the mean of its divisors is an integer number (86474172).

Almost surely, 2^172948343 is an apocalyptic number.

172948343 is a deficient number, since it is larger than the sum of its proper divisors (1).

172948343 is an equidigital number, since it uses as much as digits as its factorization.

172948343 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 41.

The square root of 172948343 is about 13150.9825868640. The cubic root of 172948343 is about 557.1500003749.

The spelling of 172948343 in words is "one hundred seventy-two million, nine hundred forty-eight thousand, three hundred forty-three".