61448603 has 8 divisors (see below), whose sum is σ = 66769920. Its totient is φ = 56336040.

The previous prime is 61448587. The next prime is 61448623. The reversal of 61448603 is 30684416.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61448603 - 2⁴ = 61448587 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 61448603.

It is not an unprimeable number, because it can be changed into a prime (61448623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51575 + ... + 52752.

It is an arithmetic number, because the mean of its divisors is an integer number (8346240).

Almost surely, 2^61448603 is an apocalyptic number.

61448603 is a deficient number, since it is larger than the sum of its proper divisors (5321317).

61448603 is a wasteful number, since it uses less digits than its factorization.

61448603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104377.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 61448603 is about 7838.9159327040. The cubic root of 61448603 is about 394.6123484139.

The spelling of 61448603 in words is "sixty-one million, four hundred forty-eight thousand, six hundred three".