475025477 has 2 divisors, whose sum is σ = 475025478. Its totient is φ = 475025476.

The previous prime is 475025413. The next prime is 475025489. The reversal of 475025477 is 774520574.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 398042401 + 76983076 = 19951^2 + 8774^2 .

It is a cyclic number.

It is not a de Polignac number, because 475025477 - 2⁶ = 475025413 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475225477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237512738 + 237512739.

It is an arithmetic number, because the mean of its divisors is an integer number (237512739).

Almost surely, 2^475025477 is an apocalyptic number.

It is an amenable number.

475025477 is a deficient number, since it is larger than the sum of its proper divisors (1).

475025477 is an equidigital number, since it uses as much as digits as its factorization.

475025477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 274400, while the sum is 41.

The square root of 475025477 is about 21795.0791923315. The cubic root of 475025477 is about 780.2593247968.

The spelling of 475025477 in words is "four hundred seventy-five million, twenty-five thousand, four hundred seventy-seven".