63214939 has 2 divisors, whose sum is σ = 63214940. Its totient is φ = 63214938.

The previous prime is 63214913. The next prime is 63214961. The reversal of 63214939 is 93941236.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63214939 - 2⁹ = 63214427 is a prime.

It is a super-2 number, since 2×63214939² = 7992257025547442, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 63214898 and 63214907.

It is not a weakly prime, because it can be changed into another prime (63214909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31607469 + 31607470.

It is an arithmetic number, because the mean of its divisors is an integer number (31607470).

Almost surely, 2^63214939 is an apocalyptic number.

63214939 is a deficient number, since it is larger than the sum of its proper divisors (1).

63214939 is an equidigital number, since it uses as much as digits as its factorization.

63214939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34992, while the sum is 37.

The square root of 63214939 is about 7950.7822885550. The cubic root of 63214939 is about 398.3577227917.

The spelling of 63214939 in words is "sixty-three million, two hundred fourteen thousand, nine hundred thirty-nine".