1063920898 has 4 divisors (see below), whose sum is σ = 1595881350. Its totient is φ = 531960448.

The previous prime is 1063920881. The next prime is 1063920919. The reversal of 1063920898 is 8980293601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 681053409 + 382867489 = 26097^2 + 19567^2 .

It is a super-2 number, since 2×1063920898² = 2263855354402252808, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265980223 + ... + 265980226.

Almost surely, 2^1063920898 is an apocalyptic number.

1063920898 is a deficient number, since it is larger than the sum of its proper divisors (531960452).

1063920898 is an equidigital number, since it uses as much as digits as its factorization.

1063920898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531960451.

The product of its (nonzero) digits is 186624, while the sum is 46.

The square root of 1063920898 is about 32617.8003243628. The cubic root of 1063920898 is about 1020.8684446703.

The spelling of 1063920898 in words is "one billion, sixty-three million, nine hundred twenty thousand, eight hundred ninety-eight".