12701667 has 16 divisors (see below), whose sum is σ = 18604800. Its totient is φ = 7644000.

The previous prime is 12701653. The next prime is 12701683. The reversal of 12701667 is 76610721.

It is a happy number.

It is not a de Polignac number, because 12701667 - 2¹⁰ = 12700643 is a prime.

It is a super-2 number, since 2×12701667² = 322664689157778, which contains 22 as substring.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (12701617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3709 + ... + 6257.

It is an arithmetic number, because the mean of its divisors is an integer number (1162800).

Almost surely, 2^12701667 is an apocalyptic number.

12701667 is a deficient number, since it is larger than the sum of its proper divisors (5903133).

12701667 is a wasteful number, since it uses less digits than its factorization.

12701667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2714.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 12701667 is about 3563.9398143066. The cubic root of 12701667 is about 233.3208630524.

The spelling of 12701667 in words is "twelve million, seven hundred one thousand, six hundred sixty-seven".