1054459898 has 4 divisors (see below), whose sum is σ = 1581689850. Its totient is φ = 527229948.

The previous prime is 1054459883. The next prime is 1054459921. The reversal of 1054459898 is 8989544501.

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., 1041159289 + 13300609 = 32267^2 + 3647^2 .

It is a super-2 number, since 2×1054459898² = 2223771352980340808, 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, 263614973 + ... + 263614976.

Almost surely, 2^1054459898 is an apocalyptic number.

1054459898 is a deficient number, since it is larger than the sum of its proper divisors (527229952).

1054459898 is an equidigital number, since it uses as much as digits as its factorization.

1054459898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527229951.

The product of its (nonzero) digits is 2073600, while the sum is 53.

The square root of 1054459898 is about 32472.4482908203. The cubic root of 1054459898 is about 1017.8333793994.

The spelling of 1054459898 in words is "one billion, fifty-four million, four hundred fifty-nine thousand, eight hundred ninety-eight".