153340073 has 2 divisors, whose sum is σ = 153340074. Its totient is φ = 153340072.

The previous prime is 153340069. The next prime is 153340079. The reversal of 153340073 is 370043351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141800464 + 11539609 = 11908^2 + 3397^2 .

It is a cyclic number.

It is not a de Polignac number, because 153340073 - 2² = 153340069 is a prime.

It is not a weakly prime, because it can be changed into another prime (153340079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76670036 + 76670037.

It is an arithmetic number, because the mean of its divisors is an integer number (76670037).

Almost surely, 2^153340073 is an apocalyptic number.

It is an amenable number.

153340073 is a deficient number, since it is larger than the sum of its proper divisors (1).

153340073 is an equidigital number, since it uses as much as digits as its factorization.

153340073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 153340073 is about 12383.0558829394. The cubic root of 153340073 is about 535.2440997491.

The spelling of 153340073 in words is "one hundred fifty-three million, three hundred forty thousand, seventy-three".