80601537 has 4 divisors (see below), whose sum is σ = 107468720. Its totient is φ = 53734356.

The previous prime is 80601533. The next prime is 80601541. The reversal of 80601537 is 73510608.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (80601533) and next prime (80601541).

It is not a de Polignac number, because 80601537 - 2² = 80601533 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80601533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13433587 + ... + 13433592.

It is an arithmetic number, because the mean of its divisors is an integer number (26867180).

Almost surely, 2^80601537 is an apocalyptic number.

It is an amenable number.

80601537 is a deficient number, since it is larger than the sum of its proper divisors (26867183).

80601537 is a wasteful number, since it uses less digits than its factorization.

80601537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26867182.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 80601537 is about 8977.8358750870. The cubic root of 80601537 is about 431.9642192159.

The spelling of 80601537 in words is "eighty million, six hundred one thousand, five hundred thirty-seven".