403055623 has 2 divisors, whose sum is σ = 403055624. Its totient is φ = 403055622.

The previous prime is 403055599. The next prime is 403055663. The reversal of 403055623 is 326550304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 403055623 - 2⁵ = 403055591 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 403055591 and 403055600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403055663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201527811 + 201527812.

It is an arithmetic number, because the mean of its divisors is an integer number (201527812).

Almost surely, 2^403055623 is an apocalyptic number.

403055623 is a deficient number, since it is larger than the sum of its proper divisors (1).

403055623 is an equidigital number, since it uses as much as digits as its factorization.

403055623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 403055623 is about 20076.2452415784. The cubic root of 403055623 is about 738.6777110771.

The spelling of 403055623 in words is "four hundred three million, fifty-five thousand, six hundred twenty-three".