61134629 has 2 divisors, whose sum is σ = 61134630. Its totient is φ = 61134628.

The previous prime is 61134611. The next prime is 61134631. The reversal of 61134629 is 92643116.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57532225 + 3602404 = 7585^2 + 1898^2 .

It is a cyclic number.

It is not a de Polignac number, because 61134629 - 2⁸ = 61134373 is a prime.

Together with 61134631, 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 = 61134595 and 61134604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61154629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30567314 + 30567315.

It is an arithmetic number, because the mean of its divisors is an integer number (30567315).

Almost surely, 2^61134629 is an apocalyptic number.

It is an amenable number.

61134629 is a deficient number, since it is larger than the sum of its proper divisors (1).

61134629 is an equidigital number, since it uses as much as digits as its factorization.

61134629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 32.

The square root of 61134629 is about 7818.8636642418. The cubic root of 61134629 is about 393.9391047976.

The spelling of 61134629 in words is "sixty-one million, one hundred thirty-four thousand, six hundred twenty-nine".