1431985236973 has 8 divisors (see below), whose sum is σ = 1446078523136. Its totient is φ = 1417895614800.

The previous prime is 1431985236971. The next prime is 1431985237013. The reversal of 1431985236973 is 3796325891341.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1431985236973 - 2¹ = 1431985236971 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1431985236971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127173 + ... + 1697098.

It is an arithmetic number, because the mean of its divisors is an integer number (180759815392).

Almost surely, 2^{1431985236973} is an apocalyptic number.

It is an amenable number.

1431985236973 is a deficient number, since it is larger than the sum of its proper divisors (14093286163).

1431985236973 is a wasteful number, since it uses less digits than its factorization.

1431985236973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831995.

The product of its digits is 29393280, while the sum is 61.

The spelling of 1431985236973 in words is "one trillion, four hundred thirty-one billion, nine hundred eighty-five million, two hundred thirty-six thousand, nine hundred seventy-three".