1431243002 has 16 divisors (see below), whose sum is σ = 2454103872. Its totient is φ = 613253760.

The previous prime is 1431242987. The next prime is 1431243017. The reversal of 1431243002 is 2003421341.

It is an interprime number because it is at equal distance from previous prime (1431242987) and next prime (1431243017).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78602 + ... + 95082.

It is an arithmetic number, because the mean of its divisors is an integer number (153381492).

Almost surely, 2^1431243002 is an apocalyptic number.

1431243002 is a deficient number, since it is larger than the sum of its proper divisors (1022860870).

1431243002 is a wasteful number, since it uses less digits than its factorization.

1431243002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22693.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1431243002 is about 37831.7723877695. The cubic root of 1431243002 is about 1126.9495091656.

Adding to 1431243002 its reverse (2003421341), we get a palindrome (3434664343).

The spelling of 1431243002 in words is "one billion, four hundred thirty-one million, two hundred forty-three thousand, two".