1054261 has 4 divisors (see below), whose sum is σ = 1135372. Its totient is φ = 973152.

The previous prime is 1054259. The next prime is 1054267. The reversal of 1054261 is 1624501.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 656100 + 398161 = 810^2 + 631^2 .

It is a cyclic number.

It is not a de Polignac number, because 1054261 - 2¹ = 1054259 is a prime.

It is a super-2 number, since 2×1054261² = 2222932512242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1054267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40536 + ... + 40561.

It is an arithmetic number, because the mean of its divisors is an integer number (283843).

2^1054261 is an apocalyptic number.

It is an amenable number.

1054261 is a deficient number, since it is larger than the sum of its proper divisors (81111).

1054261 is an equidigital number, since it uses as much as digits as its factorization.

1054261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81110.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1054261 is about 1026.7721266182. The cubic root of 1054261 is about 101.7769378940.

Adding to 1054261 its product of nonzero digits (240), we get a palindrome (1054501).

Adding to 1054261 its reverse (1624501), we get a palindrome (2678762).

The spelling of 1054261 in words is "one million, fifty-four thousand, two hundred sixty-one".