1431134 has 4 divisors (see below), whose sum is σ = 2146704. Its totient is φ = 715566.

The previous prime is 1431127. The next prime is 1431139. The reversal of 1431134 is 4311341.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4311341 = 131 ⋅32911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357782 + ... + 357785.

It is an arithmetic number, because the mean of its divisors is an integer number (536676).

2^1431134 is an apocalyptic number.

1431134 is a deficient number, since it is larger than the sum of its proper divisors (715570).

1431134 is an equidigital number, since it uses as much as digits as its factorization.

1431134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715569.

The product of its digits is 144, while the sum is 17.

The square root of 1431134 is about 1196.3001295662. The cubic root of 1431134 is about 112.6920899333.

Adding to 1431134 its reverse (4311341), we get a palindrome (5742475).

The spelling of 1431134 in words is "one million, four hundred thirty-one thousand, one hundred thirty-four".