63429371 has 2 divisors, whose sum is σ = 63429372. Its totient is φ = 63429370.

The previous prime is 63429349. The next prime is 63429437. The reversal of 63429371 is 17392436.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63429371 is a prime.

It is a super-3 number, since 3×63429371³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (63429271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31714685 + 31714686.

It is an arithmetic number, because the mean of its divisors is an integer number (31714686).

Almost surely, 2^63429371 is an apocalyptic number.

63429371 is a deficient number, since it is larger than the sum of its proper divisors (1).

63429371 is an equidigital number, since it uses as much as digits as its factorization.

63429371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 35.

The square root of 63429371 is about 7964.2558346653. The cubic root of 63429371 is about 398.8076388020.

The spelling of 63429371 in words is "sixty-three million, four hundred twenty-nine thousand, three hundred seventy-one".