1254591 has 12 divisors (see below), whose sum is σ = 1951768. Its totient is φ = 771984.

The previous prime is 1254577. The next prime is 1254593. The reversal of 1254591 is 1954521.

It is not a de Polignac number, because 1254591 - 2⁶ = 1254527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1254593) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5245 + ... + 5478.

2^1254591 is an apocalyptic number.

1254591 is a deficient number, since it is larger than the sum of its proper divisors (697177).

1254591 is a wasteful number, since it uses less digits than its factorization.

1254591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10742 (or 10739 counting only the distinct ones).

The product of its digits is 1800, while the sum is 27.

The square root of 1254591 is about 1120.0852646116. The cubic root of 1254591 is about 107.8534535026.

The spelling of 1254591 in words is "one million, two hundred fifty-four thousand, five hundred ninety-one".