1451331063143 has 16 divisors (see below), whose sum is σ = 1665452315520. Its totient is φ = 1252853761536.

The previous prime is 1451331063131. The next prime is 1451331063157. The reversal of 1451331063143 is 3413601331541.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1451331063143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1451331063443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20879663 + ... + 20949056.

It is an arithmetic number, because the mean of its divisors is an integer number (104090769720).

Almost surely, 2^{1451331063143} is an apocalyptic number.

1451331063143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1451331063143 is a deficient number, since it is larger than the sum of its proper divisors (214121252377).

1451331063143 is a wasteful number, since it uses less digits than its factorization.

1451331063143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41828906.

The product of its (nonzero) digits is 38880, while the sum is 35.

Adding to 1451331063143 its reverse (3413601331541), we get a palindrome (4864932394684).

The spelling of 1451331063143 in words is "one trillion, four hundred fifty-one billion, three hundred thirty-one million, sixty-three thousand, one hundred forty-three".