1270167 has 4 divisors (see below), whose sum is σ = 1693560. Its totient is φ = 846776.

The previous prime is 1270151. The next prime is 1270183. The reversal of 1270167 is 7610721.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7610721 = 3 ⋅2536907.

It is an interprime number because it is at equal distance from previous prime (1270151) and next prime (1270183).

It is a cyclic number.

It is not a de Polignac number, because 1270167 - 2⁴ = 1270151 is a prime.

It is a super-2 number, since 2×1270167² = 3226648415778, which contains 22 as substring.

It is a D-number.

It is an alternating number because its digits alternate between odd and even.

1270167 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1270147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211692 + ... + 211697.

It is an arithmetic number, because the mean of its divisors is an integer number (423390).

2^1270167 is an apocalyptic number.

1270167 is a deficient number, since it is larger than the sum of its proper divisors (423393).

1270167 is an equidigital number, since it uses as much as digits as its factorization.

1270167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423392.

The product of its (nonzero) digits is 588, while the sum is 24.

The square root of 1270167 is about 1127.0168587914. The cubic root of 1270167 is about 108.2979597856.

Adding to 1270167 its reverse (7610721), we get a palindrome (8880888).

The spelling of 1270167 in words is "one million, two hundred seventy thousand, one hundred sixty-seven".