1403689431076 has 9 divisors (see below), whose sum is σ = 2456460651099. Its totient is φ = 701843530764.

The previous prime is 1403689431073. The next prime is 1403689431077. The reversal of 1403689431076 is 6701349863041.

The square root of 1403689431076 is 1184774.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1403689431073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2073355 + ... + 2665741.

Almost surely, 2^{1403689431076} is an apocalyptic number.

1403689431076 is the 1184774-th square number.

It is an amenable number.

1403689431076 is a deficient number, since it is larger than the sum of its proper divisors (1052771220023).

1403689431076 is an frugal number, since it uses more digits than its factorization.

1403689431076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184778 (or 592389 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 1403689431076 in words is "one trillion, four hundred three billion, six hundred eighty-nine million, four hundred thirty-one thousand, seventy-six".