63085739 has 2 divisors, whose sum is σ = 63085740. Its totient is φ = 63085738.

The previous prime is 63085733. The next prime is 63085751. The reversal of 63085739 is 93758036.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63085739 - 2⁸ = 63085483 is a prime.

It is a super-2 number, since 2×63085739² = 7959620930352242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63085696 and 63085705.

It is not a weakly prime, because it can be changed into another prime (63085733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31542869 + 31542870.

It is an arithmetic number, because the mean of its divisors is an integer number (31542870).

Almost surely, 2^63085739 is an apocalyptic number.

63085739 is a deficient number, since it is larger than the sum of its proper divisors (1).

63085739 is an equidigital number, since it uses as much as digits as its factorization.

63085739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 63085739 is about 7942.6531461471. The cubic root of 63085739 is about 398.0861471055.

The spelling of 63085739 in words is "sixty-three million, eighty-five thousand, seven hundred thirty-nine".