1021365364 has 6 divisors (see below), whose sum is σ = 1787389394. Its totient is φ = 510682680.

The previous prime is 1021365329. The next prime is 1021365383. The reversal of 1021365364 is 4635631201.

1021365364 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 654336400 + 367028964 = 25580^2 + 19158^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127670667 + ... + 127670674.

Almost surely, 2^1021365364 is an apocalyptic number.

It is an amenable number.

1021365364 is a deficient number, since it is larger than the sum of its proper divisors (766024030).

1021365364 is a wasteful number, since it uses less digits than its factorization.

1021365364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255341345 (or 255341343 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 1021365364 is about 31958.8072993971. The cubic root of 1021365364 is about 1007.0716617197.

Adding to 1021365364 its reverse (4635631201), we get a palindrome (5656996565).

The spelling of 1021365364 in words is "one billion, twenty-one million, three hundred sixty-five thousand, three hundred sixty-four".