1020264303 has 8 divisors (see below), whose sum is σ = 1376742528. Its totient is φ = 671981144.

The previous prime is 1020264277. The next prime is 1020264313. The reversal of 1020264303 is 3034620201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1020264303 - 2⁹ = 1020263791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1020264303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020264313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2048475 + ... + 2048972.

It is an arithmetic number, because the mean of its divisors is an integer number (172092816).

Almost surely, 2^1020264303 is an apocalyptic number.

1020264303 is a deficient number, since it is larger than the sum of its proper divisors (356478225).

1020264303 is an equidigital number, since it uses as much as digits as its factorization.

1020264303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4097533.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 1020264303 is about 31941.5764012987. The cubic root of 1020264303 is about 1006.7096476076.

Adding to 1020264303 its reverse (3034620201), we get a palindrome (4054884504).

The spelling of 1020264303 in words is "one billion, twenty million, two hundred sixty-four thousand, three hundred three".