1121173707 has 8 divisors (see below), whose sum is σ = 1495964880. Its totient is φ = 746915840.

The previous prime is 1121173699. The next prime is 1121173721. The reversal of 1121173707 is 7073711211.

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

It is a cyclic number.

It is not a de Polignac number, because 1121173707 - 2³ = 1121173699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1121173777) 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, 128394 + ... + 136847.

It is an arithmetic number, because the mean of its divisors is an integer number (186995610).

Almost surely, 2^1121173707 is an apocalyptic number.

1121173707 is a deficient number, since it is larger than the sum of its proper divisors (374791173).

1121173707 is a wasteful number, since it uses less digits than its factorization.

1121173707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266653.

The product of its (nonzero) digits is 2058, while the sum is 30.

The square root of 1121173707 is about 33483.9320719655. The cubic root of 1121173707 is about 1038.8614595970.

Adding to 1121173707 its reverse (7073711211), we get a palindrome (8194884918).

The spelling of 1121173707 in words is "one billion, one hundred twenty-one million, one hundred seventy-three thousand, seven hundred seven".