408963101 has 4 divisors (see below), whose sum is σ = 433019772. Its totient is φ = 384906432.

The previous prime is 408963059. The next prime is 408963103. The reversal of 408963101 is 101369804.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 144120025 + 264843076 = 12005^2 + 16274^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-408963101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408963103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12028310 + ... + 12028343.

It is an arithmetic number, because the mean of its divisors is an integer number (108254943).

Almost surely, 2^408963101 is an apocalyptic number.

It is an amenable number.

408963101 is a deficient number, since it is larger than the sum of its proper divisors (24056671).

408963101 is a wasteful number, since it uses less digits than its factorization.

408963101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24056670.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 408963101 is about 20222.8361265180. The cubic root of 408963101 is about 742.2690887881.

The spelling of 408963101 in words is "four hundred eight million, nine hundred sixty-three thousand, one hundred one".