61410259 has 2 divisors, whose sum is σ = 61410260. Its totient is φ = 61410258.

The previous prime is 61410241. The next prime is 61410281. The reversal of 61410259 is 95201416.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61410259 - 2⁵ = 61410227 is a prime.

It is not a weakly prime, because it can be changed into another prime (61410229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30705129 + 30705130.

It is an arithmetic number, because the mean of its divisors is an integer number (30705130).

Almost surely, 2^61410259 is an apocalyptic number.

61410259 is a deficient number, since it is larger than the sum of its proper divisors (1).

61410259 is an equidigital number, since it uses as much as digits as its factorization.

61410259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 61410259 is about 7836.4698047016. The cubic root of 61410259 is about 394.5302518134.

The spelling of 61410259 in words is "sixty-one million, four hundred ten thousand, two hundred fifty-nine".