1431344132 has 6 divisors (see below), whose sum is σ = 2504852238. Its totient is φ = 715672064.

The previous prime is 1431344113. The next prime is 1431344143. The reversal of 1431344132 is 2314431341.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1260676036 + 170668096 = 35506^2 + 13064^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178918013 + ... + 178918020.

It is an arithmetic number, because the mean of its divisors is an integer number (417475373).

Almost surely, 2^1431344132 is an apocalyptic number.

It is an amenable number.

1431344132 is a deficient number, since it is larger than the sum of its proper divisors (1073508106).

1431344132 is a wasteful number, since it uses less digits than its factorization.

1431344132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357836037 (or 357836035 counting only the distinct ones).

The product of its digits is 3456, while the sum is 26.

The square root of 1431344132 is about 37833.1089391290. The cubic root of 1431344132 is about 1126.9760515299.

Adding to 1431344132 its reverse (2314431341), we get a palindrome (3745775473).

The spelling of 1431344132 in words is "one billion, four hundred thirty-one million, three hundred forty-four thousand, one hundred thirty-two".