63400607 has 2 divisors, whose sum is σ = 63400608. Its totient is φ = 63400606.

The previous prime is 63400577. The next prime is 63400609. The reversal of 63400607 is 70600436.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63400607 - 2¹⁶ = 63335071 is a prime.

Together with 63400609, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63400609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31700303 + 31700304.

It is an arithmetic number, because the mean of its divisors is an integer number (31700304).

Almost surely, 2^63400607 is an apocalyptic number.

63400607 is a deficient number, since it is larger than the sum of its proper divisors (1).

63400607 is an equidigital number, since it uses as much as digits as its factorization.

63400607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 63400607 is about 7962.4498114588. The cubic root of 63400607 is about 398.7473458221.

The spelling of 63400607 in words is "sixty-three million, four hundred thousand, six hundred seven".