1431314402 has 24 divisors (see below), whose sum is σ = 2499229980. Its totient is φ = 612995040.

The previous prime is 1431314399. The next prime is 1431314407. The reversal of 1431314402 is 2044131341.

It can be written as a sum of positive squares in 2 ways, for example, as 1390469521 + 40844881 = 37289^2 + 6391^2 .

It is not an unprimeable number, because it can be changed into a prime (1431314407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166424 + ... + 174812.

Almost surely, 2^1431314402 is an apocalyptic number.

1431314402 is a deficient number, since it is larger than the sum of its proper divisors (1067915578).

1431314402 is a wasteful number, since it uses less digits than its factorization.

1431314402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10146 (or 10139 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 1431314402 is about 37832.7160272693. The cubic root of 1431314402 is about 1126.9682487872.

Adding to 1431314402 its reverse (2044131341), we get a palindrome (3475445743).

The spelling of 1431314402 in words is "one billion, four hundred thirty-one million, three hundred fourteen thousand, four hundred two".