63375139 has 2 divisors, whose sum is σ = 63375140. Its totient is φ = 63375138.

The previous prime is 63375131. The next prime is 63375173. The reversal of 63375139 is 93157336.

It is a happy number.

63375139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63375139 - 2³ = 63375131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63375098 and 63375107.

It is not a weakly prime, because it can be changed into another prime (63375131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31687569 + 31687570.

It is an arithmetic number, because the mean of its divisors is an integer number (31687570).

Almost surely, 2^63375139 is an apocalyptic number.

63375139 is a deficient number, since it is larger than the sum of its proper divisors (1).

63375139 is an equidigital number, since it uses as much as digits as its factorization.

63375139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51030, while the sum is 37.

The square root of 63375139 is about 7960.8503942732. The cubic root of 63375139 is about 398.6939464516.

It can be divided in two parts, 6337 and 5139, that added together give a triangular number (11476 = T₁₅₁).

The spelling of 63375139 in words is "sixty-three million, three hundred seventy-five thousand, one hundred thirty-nine".