2613076421 has 2 divisors, whose sum is σ = 2613076422. Its totient is φ = 2613076420.

The previous prime is 2613076399. The next prime is 2613076439. The reversal of 2613076421 is 1246703162.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2548836196 + 64240225 = 50486^2 + 8015^2 .

It is a cyclic number.

It is not a de Polignac number, because 2613076421 - 2⁶ = 2613076357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2613072421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1306538210 + 1306538211.

It is an arithmetic number, because the mean of its divisors is an integer number (1306538211).

Almost surely, 2^2613076421 is an apocalyptic number.

It is an amenable number.

2613076421 is a deficient number, since it is larger than the sum of its proper divisors (1).

2613076421 is an equidigital number, since it uses as much as digits as its factorization.

2613076421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12096, while the sum is 32.

The square root of 2613076421 is about 51118.2591741933. The cubic root of 2613076421 is about 1377.3702669314.

Adding to 2613076421 its reverse (1246703162), we get a palindrome (3859779583).

The spelling of 2613076421 in words is "two billion, six hundred thirteen million, seventy-six thousand, four hundred twenty-one".