1020363 has 4 divisors (see below), whose sum is σ = 1360488. Its totient is φ = 680240.

The previous prime is 1020361. The next prime is 1020379. The reversal of 1020363 is 3630201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3630201 = 3 ⋅1210067.

It is a cyclic number.

It is not a de Polignac number, because 1020363 - 2¹ = 1020361 is a prime.

It is a super-2 number, since 2×1020363² = 2082281303538, which contains 22 as substring.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1020361) 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, 170058 + ... + 170063.

It is an arithmetic number, because the mean of its divisors is an integer number (340122).

2^1020363 is an apocalyptic number.

1020363 is a deficient number, since it is larger than the sum of its proper divisors (340125).

1020363 is an equidigital number, since it uses as much as digits as its factorization.

1020363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340124.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 1020363 is about 1010.1301896290. The cubic root of 1020363 is about 100.6742108483.

Adding to 1020363 its reverse (3630201), we get a palindrome (4650564).

The spelling of 1020363 in words is "one million, twenty thousand, three hundred sixty-three".