2651039 has 2 divisors, whose sum is σ = 2651040. Its totient is φ = 2651038.

The previous prime is 2651017. The next prime is 2651041. The reversal of 2651039 is 9301562.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2651039 - 2⁸ = 2650783 is a prime.

Together with 2651041, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 2650999 and 2651017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2651059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1325519 + 1325520.

It is an arithmetic number, because the mean of its divisors is an integer number (1325520).

2^2651039 is an apocalyptic number.

2651039 is a deficient number, since it is larger than the sum of its proper divisors (1).

2651039 is an equidigital number, since it uses as much as digits as its factorization.

2651039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 2651039 is about 1628.2011546489. The cubic root of 2651039 is about 138.4008334954.

The spelling of 2651039 in words is "two million, six hundred fifty-one thousand, thirty-nine".