1177920307201 has 4 divisors (see below), whose sum is σ = 1285003971504. Its totient is φ = 1070836642900.

The previous prime is 1177920307111. The next prime is 1177920307253. The reversal of 1177920307201 is 1027030297711.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1177920307201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1177920307261) 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, 53541832135 + ... + 53541832156.

It is an arithmetic number, because the mean of its divisors is an integer number (321250992876).

Almost surely, 2^{1177920307201} is an apocalyptic number.

1177920307201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1177920307201 is a deficient number, since it is larger than the sum of its proper divisors (107083664303).

1177920307201 is a wasteful number, since it uses less digits than its factorization.

1177920307201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107083664302.

The product of its (nonzero) digits is 37044, while the sum is 40.

The spelling of 1177920307201 in words is "one trillion, one hundred seventy-seven billion, nine hundred twenty million, three hundred seven thousand, two hundred one".