1172480465 has 16 divisors (see below), whose sum is σ = 1521728208. Its totient is φ = 862104576.

The previous prime is 1172480423. The next prime is 1172480473. The reversal of 1172480465 is 5640842711.

It can be written as a sum of positive squares in 8 ways, for example, as 208253761 + 964226704 = 14431^2 + 31052^2 .

It is a cyclic number.

It is not a de Polignac number, because 1172480465 - 2¹² = 1172476369 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23564 + ... + 53853.

It is an arithmetic number, because the mean of its divisors is an integer number (95108013).

Almost surely, 2^1172480465 is an apocalyptic number.

It is an amenable number.

1172480465 is a deficient number, since it is larger than the sum of its proper divisors (349247743).

1172480465 is a wasteful number, since it uses less digits than its factorization.

1172480465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77668.

The product of its (nonzero) digits is 53760, while the sum is 38.

The square root of 1172480465 is about 34241.5020844589. The cubic root of 1172480465 is about 1054.4723715511.

The spelling of 1172480465 in words is "one billion, one hundred seventy-two million, four hundred eighty thousand, four hundred sixty-five".