63427337 has 2 divisors, whose sum is σ = 63427338. Its totient is φ = 63427336.

The previous prime is 63427319. The next prime is 63427349. The reversal of 63427337 is 73372436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60902416 + 2524921 = 7804^2 + 1589^2 .

It is a cyclic number.

It is not a de Polignac number, because 63427337 - 2⁸ = 63427081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63427297 and 63427306.

It is not a weakly prime, because it can be changed into another prime (63427387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31713668 + 31713669.

It is an arithmetic number, because the mean of its divisors is an integer number (31713669).

Almost surely, 2^63427337 is an apocalyptic number.

It is an amenable number.

63427337 is a deficient number, since it is larger than the sum of its proper divisors (1).

63427337 is an equidigital number, since it uses as much as digits as its factorization.

63427337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504, while the sum is 35.

The square root of 63427337 is about 7964.1281380952. The cubic root of 63427337 is about 398.8033758798.

The spelling of 63427337 in words is "sixty-three million, four hundred twenty-seven thousand, three hundred thirty-seven".