60812077 has 4 divisors (see below), whose sum is σ = 64389276. Its totient is φ = 57234880.

The previous prime is 60812047. The next prime is 60812093. The reversal of 60812077 is 77021806.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 21799561 + 39012516 = 4669^2 + 6246^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60812077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60812047) 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, 1788574 + ... + 1788607.

It is an arithmetic number, because the mean of its divisors is an integer number (16097319).

Almost surely, 2^60812077 is an apocalyptic number.

It is an amenable number.

60812077 is a deficient number, since it is larger than the sum of its proper divisors (3577199).

60812077 is a wasteful number, since it uses less digits than its factorization.

60812077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3577198.

The product of its (nonzero) digits is 4704, while the sum is 31.

The square root of 60812077 is about 7798.2098586791. The cubic root of 60812077 is about 393.2450629430.

The spelling of 60812077 in words is "sixty million, eight hundred twelve thousand, seventy-seven".