507404323 has 2 divisors, whose sum is σ = 507404324. Its totient is φ = 507404322.

The previous prime is 507404309. The next prime is 507404327. The reversal of 507404323 is 323404705.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-507404323 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 507404291 and 507404300.

It is not a weakly prime, because it can be changed into another prime (507404327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253702161 + 253702162.

It is an arithmetic number, because the mean of its divisors is an integer number (253702162).

Almost surely, 2^507404323 is an apocalyptic number.

507404323 is a deficient number, since it is larger than the sum of its proper divisors (1).

507404323 is an equidigital number, since it uses as much as digits as its factorization.

507404323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 507404323 is about 22525.6370165196. The cubic root of 507404323 is about 797.5992207600.

The spelling of 507404323 in words is "five hundred seven million, four hundred four thousand, three hundred twenty-three".