2152973 has 2 divisors, whose sum is σ = 2152974. Its totient is φ = 2152972.

The previous prime is 2152957. The next prime is 2153051. The reversal of 2152973 is 3792512.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1909924 + 243049 = 1382^2 + 493^2 .

It is a cyclic number.

It is not a de Polignac number, because 2152973 - 2⁴ = 2152957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2152903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1076486 + 1076487.

It is an arithmetic number, because the mean of its divisors is an integer number (1076487).

2^2152973 is an apocalyptic number.

It is an amenable number.

2152973 is a deficient number, since it is larger than the sum of its proper divisors (1).

2152973 is an equidigital number, since it uses as much as digits as its factorization.

2152973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 29.

The square root of 2152973 is about 1467.3012642263. The cubic root of 2152973 is about 129.1257512216.

It can be divided in two parts, 2152 and 973, that added together give a 5-th power (3125 = 5⁵).

The spelling of 2152973 in words is "two million, one hundred fifty-two thousand, nine hundred seventy-three".