143161054611551 has 2 divisors, whose sum is σ = 143161054611552. Its totient is φ = 143161054611550.

The previous prime is 143161054611521. The next prime is 143161054611557. The reversal of 143161054611551 is 155116450161341.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 143161054611551 - 2²² = 143161050417247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (143161054611557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71580527305775 + 71580527305776.

It is an arithmetic number, because the mean of its divisors is an integer number (71580527305776).

Almost surely, 2^{143161054611551} is an apocalyptic number.

143161054611551 is a deficient number, since it is larger than the sum of its proper divisors (1).

143161054611551 is an equidigital number, since it uses as much as digits as its factorization.

143161054611551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 44.

The spelling of 143161054611551 in words is "one hundred forty-three trillion, one hundred sixty-one billion, fifty-four million, six hundred eleven thousand, five hundred fifty-one".