1172201315 has 16 divisors (see below), whose sum is σ = 1479012480. Its totient is φ = 890574720.

The previous prime is 1172201309. The next prime is 1172201339. The reversal of 1172201315 is 5131022711.

It is not a de Polignac number, because 1172201315 - 2¹² = 1172197219 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57419 + ... + 75108.

It is an arithmetic number, because the mean of its divisors is an integer number (92438280).

Almost surely, 2^1172201315 is an apocalyptic number.

1172201315 is a deficient number, since it is larger than the sum of its proper divisors (306811165).

1172201315 is a wasteful number, since it uses less digits than its factorization.

1172201315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132622.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 1172201315 is about 34237.4256479660. The cubic root of 1172201315 is about 1054.3886802274.

The spelling of 1172201315 in words is "one billion, one hundred seventy-two million, two hundred one thousand, three hundred fifteen".