423570803 has 2 divisors, whose sum is σ = 423570804. Its totient is φ = 423570802.

The previous prime is 423570757. The next prime is 423570811. The reversal of 423570803 is 308075324.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 423570803 - 2¹⁴ = 423554419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 423570803.

It is not a weakly prime, because it can be changed into another prime (423570863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211785401 + 211785402.

It is an arithmetic number, because the mean of its divisors is an integer number (211785402).

Almost surely, 2^423570803 is an apocalyptic number.

423570803 is a deficient number, since it is larger than the sum of its proper divisors (1).

423570803 is an equidigital number, since it uses as much as digits as its factorization.

423570803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 423570803 is about 20580.8358187903. The cubic root of 423570803 is about 751.0035768088.

The spelling of 423570803 in words is "four hundred twenty-three million, five hundred seventy thousand, eight hundred three".