475411549 has 2 divisors, whose sum is σ = 475411550. Its totient is φ = 475411548.

The previous prime is 475411513. The next prime is 475411561. The reversal of 475411549 is 945114574.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 269288100 + 206123449 = 16410^2 + 14357^2 .

It is a cyclic number.

It is not a de Polignac number, because 475411549 - 2⁷ = 475411421 is a prime.

It is a super-2 number, since 2×475411549² = 452032281845158802, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475411589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237705774 + 237705775.

It is an arithmetic number, because the mean of its divisors is an integer number (237705775).

Almost surely, 2^475411549 is an apocalyptic number.

It is an amenable number.

475411549 is a deficient number, since it is larger than the sum of its proper divisors (1).

475411549 is an equidigital number, since it uses as much as digits as its factorization.

475411549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 100800, while the sum is 40.

The square root of 475411549 is about 21803.9342550834. The cubic root of 475411549 is about 780.4706500980.

The spelling of 475411549 in words is "four hundred seventy-five million, four hundred eleven thousand, five hundred forty-nine".