1973087 has 2 divisors, whose sum is σ = 1973088. Its totient is φ = 1973086.

The previous prime is 1973053. The next prime is 1973113. The reversal of 1973087 is 7803791.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1973087 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1973047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 986543 + 986544.

It is an arithmetic number, because the mean of its divisors is an integer number (986544).

2^1973087 is an apocalyptic number.

1973087 is a deficient number, since it is larger than the sum of its proper divisors (1).

1973087 is an equidigital number, since it uses as much as digits as its factorization.

1973087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10584, while the sum is 35.

The square root of 1973087 is about 1404.6661525074. Note that the first 3 decimals coincide. The cubic root of 1973087 is about 125.4244133555.

The spelling of 1973087 in words is "one million, nine hundred seventy-three thousand, eighty-seven".