2609019031 has 2 divisors, whose sum is σ = 2609019032. Its totient is φ = 2609019030.

The previous prime is 2609019013. The next prime is 2609019041. The reversal of 2609019031 is 1309109062.

2609019031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with previous prime (2609019013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2609019031 - 2²⁵ = 2575464599 is a prime.

It is a super-2 number, since 2×2609019031² = 13613960608240357922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2609018984 and 2609019002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2609019001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1304509515 + 1304509516.

It is an arithmetic number, because the mean of its divisors is an integer number (1304509516).

Almost surely, 2^2609019031 is an apocalyptic number.

2609019031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2609019031 is an equidigital number, since it uses as much as digits as its factorization.

2609019031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 2609019031 is about 51078.5574483070. The cubic root of 2609019031 is about 1376.6570050608.

The spelling of 2609019031 in words is "two billion, six hundred nine million, nineteen thousand, thirty-one".