1461451642143 has 16 divisors (see below), whose sum is σ = 1952233236576. Its totient is φ = 972485811200.

The previous prime is 1461451642117. The next prime is 1461451642151. The reversal of 1461451642143 is 3412461541641.

It is a cyclic number.

It is not a de Polignac number, because 1461451642143 - 2⁵ = 1461451642111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1461451642095 and 1461451642104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1461451642103) 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, 44768155 + ... + 44800787.

It is an arithmetic number, because the mean of its divisors is an integer number (122014577286).

Almost surely, 2^{1461451642143} is an apocalyptic number.

1461451642143 is a deficient number, since it is larger than the sum of its proper divisors (490781594433).

1461451642143 is a wasteful number, since it uses less digits than its factorization.

1461451642143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59994.

The product of its digits is 276480, while the sum is 42.

The spelling of 1461451642143 in words is "one trillion, four hundred sixty-one billion, four hundred fifty-one million, six hundred forty-two thousand, one hundred forty-three".