93190973 has 2 divisors, whose sum is σ = 93190974. Its totient is φ = 93190972.

The previous prime is 93190943. The next prime is 93191017. The reversal of 93190973 is 37909139.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52461049 + 40729924 = 7243^2 + 6382^2 .

It is a cyclic number.

It is not a de Polignac number, because 93190973 - 2¹⁴ = 93174589 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 93190973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93190943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46595486 + 46595487.

It is an arithmetic number, because the mean of its divisors is an integer number (46595487).

Almost surely, 2^93190973 is an apocalyptic number.

It is an amenable number.

93190973 is a deficient number, since it is larger than the sum of its proper divisors (1).

93190973 is an equidigital number, since it uses as much as digits as its factorization.

93190973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45927, while the sum is 41.

The square root of 93190973 is about 9653.5471718949. The cubic root of 93190973 is about 453.3753968442.

The spelling of 93190973 in words is "ninety-three million, one hundred ninety thousand, nine hundred seventy-three".