1265316 has 24 divisors (see below), whose sum is σ = 3179904. Its totient is φ = 389280.

The previous prime is 1265311. The next prime is 1265321. The reversal of 1265316 is 6135621.

It is an interprime number because it is at equal distance from previous prime (1265311) and next prime (1265321).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1265311) 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, 3900 + ... + 4211.

It is an arithmetic number, because the mean of its divisors is an integer number (132496).

2^1265316 is an apocalyptic number.

It is an amenable number.

1265316 is an abundant number, since it is smaller than the sum of its proper divisors (1914588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1265316 is a wasteful number, since it uses less digits than its factorization.

1265316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8131 (or 8129 counting only the distinct ones).

The product of its digits is 1080, while the sum is 24.

The square root of 1265316 is about 1124.8626582832. The cubic root of 1265316 is about 108.1599139925.

The spelling of 1265316 in words is "one million, two hundred sixty-five thousand, three hundred sixteen".