1043400098 has 16 divisors (see below), whose sum is σ = 1687330680. Its totient is φ = 481044096.

The previous prime is 1043400097. The next prime is 1043400161. The reversal of 1043400098 is 8900043401.

It can be written as a sum of positive squares in 4 ways, for example, as 619163689 + 424236409 = 24883^2 + 20597^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1043400098.

It is not an unprimeable number, because it can be changed into a prime (1043400091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2948 + ... + 45776.

Almost surely, 2^1043400098 is an apocalyptic number.

1043400098 is a deficient number, since it is larger than the sum of its proper divisors (643930582).

1043400098 is a wasteful number, since it uses less digits than its factorization.

1043400098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43781.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 1043400098 is about 32301.7042584443. The cubic root of 1043400098 is about 1014.2623185524.

Adding to 1043400098 its reverse (8900043401), we get a palindrome (9943443499).

The spelling of 1043400098 in words is "one billion, forty-three million, four hundred thousand, ninety-eight".