1522973 has 2 divisors, whose sum is σ = 1522974. Its totient is φ = 1522972.

The previous prime is 1522951. The next prime is 1522981. The reversal of 1522973 is 3792251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 925444 + 597529 = 962^2 + 773^2 .

It is an emirp because it is prime and its reverse (3792251) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1522973 - 2¹⁶ = 1457437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1522933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 761486 + 761487.

It is an arithmetic number, because the mean of its divisors is an integer number (761487).

2^1522973 is an apocalyptic number.

It is an amenable number.

1522973 is a deficient number, since it is larger than the sum of its proper divisors (1).

1522973 is an equidigital number, since it uses as much as digits as its factorization.

1522973 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 1522973 is about 1234.0879223135. The cubic root of 1522973 is about 115.0528553505.

It can be divided in two parts, 152 and 2973, that added together give a 5-th power (3125 = 5⁵).

The spelling of 1522973 in words is "one million, five hundred twenty-two thousand, nine hundred seventy-three".