1201316077 has 8 divisors (see below), whose sum is σ = 1300955040. Its totient is φ = 1102710000.

The previous prime is 1201316057. The next prime is 1201316087. The reversal of 1201316077 is 7706131021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1201316077 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 (1201316057) 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, 255799 + ... + 260452.

It is an arithmetic number, because the mean of its divisors is an integer number (162619380).

Almost surely, 2^1201316077 is an apocalyptic number.

It is an amenable number.

1201316077 is a deficient number, since it is larger than the sum of its proper divisors (99638963).

1201316077 is a wasteful number, since it uses less digits than its factorization.

1201316077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516443.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 1201316077 is about 34660.0068811303. The cubic root of 1201316077 is about 1063.0469107212.

Adding to 1201316077 its reverse (7706131021), we get a palindrome (8907447098).

The spelling of 1201316077 in words is "one billion, two hundred one million, three hundred sixteen thousand, seventy-seven".