2934215686261 has 2 divisors, whose sum is σ = 2934215686262. Its totient is φ = 2934215686260.

The previous prime is 2934215686253. The next prime is 2934215686267. The reversal of 2934215686261 is 1626865124392.

2934215686261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1691771063761 + 1242444622500 = 1300681^2 + 1114650^2 .

It is a cyclic number.

It is not a de Polignac number, because 2934215686261 - 2³ = 2934215686253 is a prime.

It is a super-2 number, since 2×2934215686261² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2934215686267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1467107843130 + 1467107843131.

It is an arithmetic number, because the mean of its divisors is an integer number (1467107843131).

Almost surely, 2^{2934215686261} is an apocalyptic number.

It is an amenable number.

2934215686261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2934215686261 is an equidigital number, since it uses as much as digits as its factorization.

2934215686261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7464960, while the sum is 55.

The spelling of 2934215686261 in words is "two trillion, nine hundred thirty-four billion, two hundred fifteen million, six hundred eighty-six thousand, two hundred sixty-one".