1267013 has 4 divisors (see below), whose sum is σ = 1382208. Its totient is φ = 1151820.

The previous prime is 1267009. The next prime is 1267043. The reversal of 1267013 is 3107621.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1267013 - 2² = 1267009 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1267043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57581 + ... + 57602.

It is an arithmetic number, because the mean of its divisors is an integer number (345552).

2^1267013 is an apocalyptic number.

It is an amenable number.

1267013 is a deficient number, since it is larger than the sum of its proper divisors (115195).

1267013 is a wasteful number, since it uses less digits than its factorization.

1267013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115194.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 1267013 is about 1125.6167198474. The cubic root of 1267013 is about 108.2082458925.

The spelling of 1267013 in words is "one million, two hundred sixty-seven thousand, thirteen".