471505423 has 2 divisors, whose sum is σ = 471505424. Its totient is φ = 471505422.

The previous prime is 471505409. The next prime is 471505427. The reversal of 471505423 is 324505174.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 471505423 - 2²¹ = 469408271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (471505427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235752711 + 235752712.

It is an arithmetic number, because the mean of its divisors is an integer number (235752712).

Almost surely, 2^471505423 is an apocalyptic number.

471505423 is a deficient number, since it is larger than the sum of its proper divisors (1).

471505423 is an equidigital number, since it uses as much as digits as its factorization.

471505423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 471505423 is about 21714.1756233111. The cubic root of 471505423 is about 778.3272408901.

The spelling of 471505423 in words is "four hundred seventy-one million, five hundred five thousand, four hundred twenty-three".