190973603 has 2 divisors, whose sum is σ = 190973604. Its totient is φ = 190973602.

The previous prime is 190973567. The next prime is 190973611. The reversal of 190973603 is 306379091.

It is a strong prime.

It is an emirp because it is prime and its reverse (306379091) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 190973603 - 2¹⁴ = 190957219 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (190973633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95486801 + 95486802.

It is an arithmetic number, because the mean of its divisors is an integer number (95486802).

Almost surely, 2^190973603 is an apocalyptic number.

190973603 is a deficient number, since it is larger than the sum of its proper divisors (1).

190973603 is an equidigital number, since it uses as much as digits as its factorization.

190973603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 38.

The square root of 190973603 is about 13819.3199181436. The cubic root of 190973603 is about 575.8699903898.

The spelling of 190973603 in words is "one hundred ninety million, nine hundred seventy-three thousand, six hundred three".