1146721707101 has 4 divisors (see below), whose sum is σ = 1146793739712. Its totient is φ = 1146649674492.

The previous prime is 1146721707077. The next prime is 1146721707119. The reversal of 1146721707101 is 1017071276411.

It is a happy number.

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-1146721707101 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 (1146721707151) 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, 35992421 + ... + 36024266.

It is an arithmetic number, because the mean of its divisors is an integer number (286698434928).

Almost surely, 2^{1146721707101} is an apocalyptic number.

It is an amenable number.

1146721707101 is a deficient number, since it is larger than the sum of its proper divisors (72032611).

1146721707101 is an equidigital number, since it uses as much as digits as its factorization.

1146721707101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72032610.

The product of its (nonzero) digits is 16464, while the sum is 38.

The spelling of 1146721707101 in words is "one trillion, one hundred forty-six billion, seven hundred twenty-one million, seven hundred seven thousand, one hundred one".