2641019231 has 2 divisors, whose sum is σ = 2641019232. Its totient is φ = 2641019230.

The previous prime is 2641019221. The next prime is 2641019257. The reversal of 2641019231 is 1329101462.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2641019231 is a prime.

It is a super-2 number, since 2×2641019231² = 13949965157023662722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2641019194 and 2641019203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2641019201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1320509615 + 1320509616.

It is an arithmetic number, because the mean of its divisors is an integer number (1320509616).

Almost surely, 2^2641019231 is an apocalyptic number.

2641019231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2641019231 is an equidigital number, since it uses as much as digits as its factorization.

2641019231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 2641019231 is about 51390.8477357593. The cubic root of 2641019231 is about 1382.2624846730.

The spelling of 2641019231 in words is "two billion, six hundred forty-one million, nineteen thousand, two hundred thirty-one".