1021413303 has 12 divisors (see below), whose sum is σ = 1489983768. Its totient is φ = 674199600.

The previous prime is 1021413301. The next prime is 1021413307. The reversal of 1021413303 is 3033141201.

It is not a de Polignac number, because 1021413303 - 2¹ = 1021413301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021413301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 560925 + ... + 562742.

It is an arithmetic number, because the mean of its divisors is an integer number (124165314).

Almost surely, 2^1021413303 is an apocalyptic number.

1021413303 is a deficient number, since it is larger than the sum of its proper divisors (468570465).

1021413303 is a wasteful number, since it uses less digits than its factorization.

1021413303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123774 (or 1123771 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1021413303 is about 31959.5573029415. The cubic root of 1021413303 is about 1007.0874175092.

Adding to 1021413303 its reverse (3033141201), we get a palindrome (4054554504).

The spelling of 1021413303 in words is "one billion, twenty-one million, four hundred thirteen thousand, three hundred three".