1231425314 has 16 divisors (see below), whose sum is σ = 2160109248. Its totient is φ = 515480112.

The previous prime is 1231425301. The next prime is 1231425317. The reversal of 1231425314 is 4135241321.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1231425317) 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 in 7 ways as a sum of consecutive naturals, for example, 1022177 + ... + 1023380.

It is an arithmetic number, because the mean of its divisors is an integer number (135006828).

Almost surely, 2^1231425314 is an apocalyptic number.

1231425314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1231425314 is a deficient number, since it is larger than the sum of its proper divisors (928683934).

1231425314 is a wasteful number, since it uses less digits than its factorization.

1231425314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045609.

The product of its digits is 2880, while the sum is 26.

The square root of 1231425314 is about 35091.6701511912. The cubic root of 1231425314 is about 1071.8549690789.

Adding to 1231425314 its reverse (4135241321), we get a palindrome (5366666635).

The spelling of 1231425314 in words is "one billion, two hundred thirty-one million, four hundred twenty-five thousand, three hundred fourteen".