67061603 has 8 divisors (see below), whose sum is σ = 76748640. Its totient is φ = 57401280.

The previous prime is 67061597. The next prime is 67061611. The reversal of 67061603 is 30616076.

It is a happy number.

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 67061603 - 2¹⁶ = 66996067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67061633) 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, 968 + ... + 11621.

It is an arithmetic number, because the mean of its divisors is an integer number (9593580).

Almost surely, 2^67061603 is an apocalyptic number.

67061603 is a deficient number, since it is larger than the sum of its proper divisors (9687037).

67061603 is a wasteful number, since it uses less digits than its factorization.

67061603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13357.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 67061603 is about 8189.1149094392. The cubic root of 67061603 is about 406.2792512902.

Adding to 67061603 its reverse (30616076), we get a palindrome (97677679).

The spelling of 67061603 in words is "sixty-seven million, sixty-one thousand, six hundred three".