477406403 has 2 divisors, whose sum is σ = 477406404. Its totient is φ = 477406402.

The previous prime is 477406399. The next prime is 477406411. The reversal of 477406403 is 304604774.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 477406403 - 2² = 477406399 is a prime.

It is not a weakly prime, because it can be changed into another prime (477406463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238703201 + 238703202.

It is an arithmetic number, because the mean of its divisors is an integer number (238703202).

Almost surely, 2^477406403 is an apocalyptic number.

477406403 is a deficient number, since it is larger than the sum of its proper divisors (1).

477406403 is an equidigital number, since it uses as much as digits as its factorization.

477406403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 56448, while the sum is 35.

The square root of 477406403 is about 21849.6316444923. The cubic root of 477406403 is about 781.5607599302.

The spelling of 477406403 in words is "four hundred seventy-seven million, four hundred six thousand, four hundred three".