2591641341 has 6 divisors (see below), whose sum is σ = 3743481950. Its totient is φ = 1727760888.

The previous prime is 2591641337. The next prime is 2591641343. The reversal of 2591641341 is 1431461952.

It is a happy number.

2591641341 is a `hidden beast` number, since 2 + 5 + 9 + 1 + 641 + 3 + 4 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1793861316 + 797780025 = 42354^2 + 28245^2 .

It is not a de Polignac number, because 2591641341 - 2² = 2591641337 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2591641296 and 2591641305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2591641343) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 143980066 + ... + 143980083.

Almost surely, 2^2591641341 is an apocalyptic number.

It is an amenable number.

2591641341 is a deficient number, since it is larger than the sum of its proper divisors (1151840609).

2591641341 is a wasteful number, since it uses less digits than its factorization.

2591641341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287960155 (or 287960152 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 2591641341 is about 50908.1657595321. The cubic root of 2591641341 is about 1373.5937297980.

The spelling of 2591641341 in words is "two billion, five hundred ninety-one million, six hundred forty-one thousand, three hundred forty-one".