61448633 has 2 divisors, whose sum is σ = 61448634. Its totient is φ = 61448632.

The previous prime is 61448623. The next prime is 61448657. The reversal of 61448633 is 33684416.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41126569 + 20322064 = 6413^2 + 4508^2 .

It is a cyclic number.

It is not a de Polignac number, because 61448633 - 2⁸ = 61448377 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61448593 and 61448602.

It is not a weakly prime, because it can be changed into another prime (61448623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30724316 + 30724317.

It is an arithmetic number, because the mean of its divisors is an integer number (30724317).

Almost surely, 2^61448633 is an apocalyptic number.

It is an amenable number.

61448633 is a deficient number, since it is larger than the sum of its proper divisors (1).

61448633 is an equidigital number, since it uses as much as digits as its factorization.

61448633 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 35.

The square root of 61448633 is about 7838.9178462336. The cubic root of 61448633 is about 394.6124126322.

The spelling of 61448633 in words is "sixty-one million, four hundred forty-eight thousand, six hundred thirty-three".