80612603 has 4 divisors (see below), whose sum is σ = 82791360. Its totient is φ = 78433848.

The previous prime is 80612579. The next prime is 80612621. The reversal of 80612603 is 30621608.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 80612603 - 2¹⁶ = 80547067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80612303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1089323 + ... + 1089396.

It is an arithmetic number, because the mean of its divisors is an integer number (20697840).

Almost surely, 2^80612603 is an apocalyptic number.

80612603 is a deficient number, since it is larger than the sum of its proper divisors (2178757).

80612603 is a wasteful number, since it uses less digits than its factorization.

80612603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2178756.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 80612603 is about 8978.4521494520. The cubic root of 80612603 is about 431.9839868178.

The spelling of 80612603 in words is "eighty million, six hundred twelve thousand, six hundred three".