478384051 has 2 divisors, whose sum is σ = 478384052. Its totient is φ = 478384050.

The previous prime is 478383979. The next prime is 478384091. The reversal of 478384051 is 150483874.

It is an a-pointer prime, because the next prime (478384091) can be obtained adding 478384051 to its sum of digits (40).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 478384051 - 2²³ = 469995443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 478383995 and 478384013.

It is not a weakly prime, because it can be changed into another prime (478384091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239192025 + 239192026.

It is an arithmetic number, because the mean of its divisors is an integer number (239192026).

Almost surely, 2^478384051 is an apocalyptic number.

478384051 is a deficient number, since it is larger than the sum of its proper divisors (1).

478384051 is an equidigital number, since it uses as much as digits as its factorization.

478384051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 478384051 is about 21871.9923875261. The cubic root of 478384051 is about 782.0938978219.

The spelling of 478384051 in words is "four hundred seventy-eight million, three hundred eighty-four thousand, fifty-one".