61410889 has 2 divisors, whose sum is σ = 61410890. Its totient is φ = 61410888.

The previous prime is 61410883. The next prime is 61410911. The reversal of 61410889 is 98801416.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51955264 + 9455625 = 7208^2 + 3075^2 .

It is a cyclic number.

It is not a de Polignac number, because 61410889 - 2⁵ = 61410857 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (61410883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30705444 + 30705445.

It is an arithmetic number, because the mean of its divisors is an integer number (30705445).

Almost surely, 2^61410889 is an apocalyptic number.

It is an amenable number.

61410889 is a deficient number, since it is larger than the sum of its proper divisors (1).

61410889 is an equidigital number, since it uses as much as digits as its factorization.

61410889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 61410889 is about 7836.5100012697. The cubic root of 61410889 is about 394.5316009540.

The spelling of 61410889 in words is "sixty-one million, four hundred ten thousand, eight hundred eighty-nine".