1973590093 has 2 divisors, whose sum is σ = 1973590094. Its totient is φ = 1973590092.

The previous prime is 1973590081. The next prime is 1973590103. The reversal of 1973590093 is 3900953791.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1704203524 + 269386569 = 41282^2 + 16413^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1973590093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1973590043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 986795046 + 986795047.

It is an arithmetic number, because the mean of its divisors is an integer number (986795047).

Almost surely, 2^1973590093 is an apocalyptic number.

It is an amenable number.

1973590093 is a deficient number, since it is larger than the sum of its proper divisors (1).

1973590093 is an equidigital number, since it uses as much as digits as its factorization.

1973590093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 229635, while the sum is 46.

The square root of 1973590093 is about 44425.1065614929. The cubic root of 1973590093 is about 1254.3507258852.

The spelling of 1973590093 in words is "one billion, nine hundred seventy-three million, five hundred ninety thousand, ninety-three".