1021484698 has 16 divisors (see below), whose sum is σ = 1661171400. Its totient is φ = 468288576.

The previous prime is 1021484687. The next prime is 1021484771. The reversal of 1021484698 is 8964841201.

It can be written as a sum of positive squares in 4 ways, for example, as 277122609 + 744362089 = 16647^2 + 27283^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127965 + ... + 135712.

Almost surely, 2^1021484698 is an apocalyptic number.

1021484698 is a deficient number, since it is larger than the sum of its proper divisors (639686702).

1021484698 is a wasteful number, since it uses less digits than its factorization.

1021484698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263841.

The product of its (nonzero) digits is 110592, while the sum is 43.

The square root of 1021484698 is about 31960.6742419493. The cubic root of 1021484698 is about 1007.1108815111.

The spelling of 1021484698 in words is "one billion, twenty-one million, four hundred eighty-four thousand, six hundred ninety-eight".