1201315 has 4 divisors (see below), whose sum is σ = 1441584. Its totient is φ = 961048.

The previous prime is 1201309. The next prime is 1201327. The reversal of 1201315 is 5131021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5131021 = 7 ⋅733003.

It is a cyclic number.

It is not a de Polignac number, because 1201315 - 2³ = 1201307 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1201295 and 1201304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120127 + ... + 120136.

It is an arithmetic number, because the mean of its divisors is an integer number (360396).

2^1201315 is an apocalyptic number.

1201315 is a deficient number, since it is larger than the sum of its proper divisors (240269).

1201315 is an equidigital number, since it uses as much as digits as its factorization.

1201315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240268.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 1201315 is about 1096.0451633030. The cubic root of 1201315 is about 106.3046593041.

Adding to 1201315 its reverse (5131021), we get a palindrome (6332336).

The spelling of 1201315 in words is "one million, two hundred one thousand, three hundred fifteen".