29070404661461 has 2 divisors, whose sum is σ = 29070404661462. Its totient is φ = 29070404661460.

The previous prime is 29070404661457. The next prime is 29070404661497. The reversal of 29070404661461 is 16416640407092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23603370388900 + 5467034272561 = 4858330^2 + 2338169^2 .

It is a cyclic number.

It is not a de Polignac number, because 29070404661461 - 2² = 29070404661457 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29070404601461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14535202330730 + 14535202330731.

It is an arithmetic number, because the mean of its divisors is an integer number (14535202330731).

Almost surely, 2^{29070404661461} is an apocalyptic number.

It is an amenable number.

29070404661461 is a deficient number, since it is larger than the sum of its proper divisors (1).

29070404661461 is an equidigital number, since it uses as much as digits as its factorization.

29070404661461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 50.

The spelling of 29070404661461 in words is "twenty-nine trillion, seventy billion, four hundred four million, six hundred sixty-one thousand, four hundred sixty-one".