901973 has 2 divisors, whose sum is σ = 901974. Its totient is φ = 901972.

The previous prime is 901963. The next prime is 901993. The reversal of 901973 is 379109.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 521284 + 380689 = 722^2 + 617^2 .

It is a cyclic number.

It is not a de Polignac number, because 901973 - 2⁶ = 901909 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (901963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 450986 + 450987.

It is an arithmetic number, because the mean of its divisors is an integer number (450987).

2⁹⁰¹⁹⁷³ is an apocalyptic number.

It is an amenable number.

901973 is a deficient number, since it is larger than the sum of its proper divisors (1).

901973 is an equidigital number, since it uses as much as digits as its factorization.

901973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1701, while the sum is 29.

The square root of 901973 is about 949.7225910759. The cubic root of 901973 is about 96.6194392107.

The spelling of 901973 in words is "nine hundred one thousand, nine hundred seventy-three".