1264115 has 4 divisors (see below), whose sum is σ = 1516944. Its totient is φ = 1011288.

The previous prime is 1264063. The next prime is 1264129. The reversal of 1264115 is 5114621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1264115 - 2¹² = 1260019 is a prime.

It is a Duffinian number.

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, 126407 + ... + 126416.

It is an arithmetic number, because the mean of its divisors is an integer number (379236).

2^1264115 is an apocalyptic number.

1264115 is a deficient number, since it is larger than the sum of its proper divisors (252829).

1264115 is an equidigital number, since it uses as much as digits as its factorization.

1264115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252828.

The product of its digits is 240, while the sum is 20.

The square root of 1264115 is about 1124.3286885960. The cubic root of 1264115 is about 108.1256824442.

Adding to 1264115 its reverse (5114621), we get a palindrome (6378736).

The spelling of 1264115 in words is "one million, two hundred sixty-four thousand, one hundred fifteen".