115072073 has 2 divisors, whose sum is σ = 115072074. Its totient is φ = 115072072.

The previous prime is 115072057. The next prime is 115072079. The reversal of 115072073 is 370270511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100540729 + 14531344 = 10027^2 + 3812^2 .

It is a cyclic number.

It is not a de Polignac number, because 115072073 - 2⁴ = 115072057 is a prime.

It is not a weakly prime, because it can be changed into another prime (115072079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57536036 + 57536037.

It is an arithmetic number, because the mean of its divisors is an integer number (57536037).

Almost surely, 2^115072073 is an apocalyptic number.

It is an amenable number.

115072073 is a deficient number, since it is larger than the sum of its proper divisors (1).

115072073 is an equidigital number, since it uses as much as digits as its factorization.

115072073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1470, while the sum is 26.

The square root of 115072073 is about 10727.1651893685. The cubic root of 115072073 is about 486.3959823206.

The spelling of 115072073 in words is "one hundred fifteen million, seventy-two thousand, seventy-three".