1043601408 has 192 divisors, whose sum is σ = 3142994400. Its totient is φ = 346374144.

The previous prime is 1043601367. The next prime is 1043601409. The reversal of 1043601408 is 8041063401.

1043601408 is a `hidden beast` number, since 10 + 4 + 3 + 601 + 40 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043601409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4478860 + ... + 4479092.

Almost surely, 2^1043601408 is an apocalyptic number.

1043601408 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1043601408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1571497200).

1043601408 is an abundant number, since it is smaller than the sum of its proper divisors (2099392992).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1043601408 is an frugal number, since it uses more digits than its factorization.

1043601408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 1043601408 is about 32304.8201976114. The cubic root of 1043601408 is about 1014.3275437770.

Adding to 1043601408 its reverse (8041063401), we get a palindrome (9084664809).

The spelling of 1043601408 in words is "one billion, forty-three million, six hundred one thousand, four hundred eight".