1020373 has 4 divisors (see below), whose sum is σ = 1022848. Its totient is φ = 1017900.

The previous prime is 1020361. The next prime is 1020379. The reversal of 1020373 is 3730201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1020373 - 2⁹ = 1019861 is a prime.

It is a super-2 number, since 2×1020373² = 2082322118258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453 + ... + 1498.

It is an arithmetic number, because the mean of its divisors is an integer number (255712).

2^1020373 is an apocalyptic number.

It is an amenable number.

1020373 is a deficient number, since it is larger than the sum of its proper divisors (2475).

1020373 is an equidigital number, since it uses as much as digits as its factorization.

1020373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2474.

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 1020373 is about 1010.1351394739. The cubic root of 1020373 is about 100.6745397309.

Adding to 1020373 its reverse (3730201), we get a palindrome (4750574).

The spelling of 1020373 in words is "one million, twenty thousand, three hundred seventy-three".