1431167 has 4 divisors (see below), whose sum is σ = 1439256. Its totient is φ = 1423080.

The previous prime is 1431161. The next prime is 1431173. The reversal of 1431167 is 7611341.

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

It is an interprime number because it is at equal distance from previous prime (1431161) and next prime (1431173).

It is a cyclic number.

It is not a de Polignac number, because 1431167 - 2¹⁸ = 1169023 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 (1431161) 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, 3773 + ... + 4134.

It is an arithmetic number, because the mean of its divisors is an integer number (359814).

2^1431167 is an apocalyptic number.

1431167 is a deficient number, since it is larger than the sum of its proper divisors (8089).

1431167 is an equidigital number, since it uses as much as digits as its factorization.

1431167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8088.

The product of its digits is 504, while the sum is 23.

The square root of 1431167 is about 1196.3139220121. The cubic root of 1431167 is about 112.6929561020.

The spelling of 1431167 in words is "one million, four hundred thirty-one thousand, one hundred sixty-seven".