63473651 has 2 divisors, whose sum is σ = 63473652. Its totient is φ = 63473650.

The previous prime is 63473639. The next prime is 63473659. The reversal of 63473651 is 15637436.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63473651 - 2¹⁰ = 63472627 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63473659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31736825 + 31736826.

It is an arithmetic number, because the mean of its divisors is an integer number (31736826).

Almost surely, 2^63473651 is an apocalyptic number.

63473651 is a deficient number, since it is larger than the sum of its proper divisors (1).

63473651 is an equidigital number, since it uses as much as digits as its factorization.

63473651 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 35.

The square root of 63473651 is about 7967.0352704127. The cubic root of 63473651 is about 398.9004196608.

The spelling of 63473651 in words is "sixty-three million, four hundred seventy-three thousand, six hundred fifty-one".