1054473257 has 2 divisors, whose sum is σ = 1054473258. Its totient is φ = 1054473256.

The previous prime is 1054473221. The next prime is 1054473281. The reversal of 1054473257 is 7523744501.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1027266601 + 27206656 = 32051^2 + 5216^2 .

It is a cyclic number.

It is not a de Polignac number, because 1054473257 - 2¹⁸ = 1054211113 is a prime.

It is a super-2 number, since 2×1054473257² = 2223827699456376098, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1054473257.

It is not a weakly prime, because it can be changed into another prime (1054473557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 527236628 + 527236629.

It is an arithmetic number, because the mean of its divisors is an integer number (527236629).

Almost surely, 2^1054473257 is an apocalyptic number.

It is an amenable number.

1054473257 is a deficient number, since it is larger than the sum of its proper divisors (1).

1054473257 is an equidigital number, since it uses as much as digits as its factorization.

1054473257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 117600, while the sum is 38.

The square root of 1054473257 is about 32472.6539876247. The cubic root of 1054473257 is about 1017.8376777069.

The spelling of 1054473257 in words is "one billion, fifty-four million, four hundred seventy-three thousand, two hundred fifty-seven".