10939877461 has 2 divisors, whose sum is σ = 10939877462. Its totient is φ = 10939877460.

The previous prime is 10939877453. The next prime is 10939877471. The reversal of 10939877461 is 16477893901.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10768005361 + 171872100 = 103769^2 + 13110^2 .

It is a cyclic number.

It is not a de Polignac number, because 10939877461 - 2³ = 10939877453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10939877471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5469938730 + 5469938731.

It is an arithmetic number, because the mean of its divisors is an integer number (5469938731).

Almost surely, 2^10939877461 is an apocalyptic number.

It is an amenable number.

10939877461 is a deficient number, since it is larger than the sum of its proper divisors (1).

10939877461 is an equidigital number, since it uses as much as digits as its factorization.

10939877461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2286144, while the sum is 55.

The spelling of 10939877461 in words is "ten billion, nine hundred thirty-nine million, eight hundred seventy-seven thousand, four hundred sixty-one".