173072400043 has 2 divisors, whose sum is σ = 173072400044. Its totient is φ = 173072400042.

The previous prime is 173072400001. The next prime is 173072400049. The reversal of 173072400043 is 340004270371.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 173072400043 - 2¹³ = 173072391851 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 173072399978 and 173072400014.

It is not a weakly prime, because it can be changed into another prime (173072400049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86536200021 + 86536200022.

It is an arithmetic number, because the mean of its divisors is an integer number (86536200022).

Almost surely, 2^173072400043 is an apocalyptic number.

173072400043 is a deficient number, since it is larger than the sum of its proper divisors (1).

173072400043 is an equidigital number, since it uses as much as digits as its factorization.

173072400043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 31.

The spelling of 173072400043 in words is "one hundred seventy-three billion, seventy-two million, four hundred thousand, forty-three".