1408905941 has 2 divisors, whose sum is σ = 1408905942. Its totient is φ = 1408905940.

The previous prime is 1408905937. The next prime is 1408905947. The reversal of 1408905941 is 1495098041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 882387025 + 526518916 = 29705^2 + 22946^2 .

It is a cyclic number.

It is not a de Polignac number, because 1408905941 - 2² = 1408905937 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1408905947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 704452970 + 704452971.

It is an arithmetic number, because the mean of its divisors is an integer number (704452971).

Almost surely, 2^1408905941 is an apocalyptic number.

It is an amenable number.

1408905941 is a deficient number, since it is larger than the sum of its proper divisors (1).

1408905941 is an equidigital number, since it uses as much as digits as its factorization.

1408905941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 41.

The square root of 1408905941 is about 37535.3958417918. The cubic root of 1408905941 is about 1121.0560673064.

The spelling of 1408905941 in words is "one billion, four hundred eight million, nine hundred five thousand, nine hundred forty-one".