143640605620153 has 2 divisors, whose sum is σ = 143640605620154. Its totient is φ = 143640605620152.

The previous prime is 143640605620151. The next prime is 143640605620261. The reversal of 143640605620153 is 351026506046341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82044682853904 + 61595922766249 = 9057852^2 + 7848307^2 .

It is a cyclic number.

It is not a de Polignac number, because 143640605620153 - 2¹ = 143640605620151 is a prime.

Together with 143640605620151, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (143640605620151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71820302810076 + 71820302810077.

It is an arithmetic number, because the mean of its divisors is an integer number (71820302810077).

Almost surely, 2^{143640605620153} is an apocalyptic number.

It is an amenable number.

143640605620153 is a deficient number, since it is larger than the sum of its proper divisors (1).

143640605620153 is an equidigital number, since it uses as much as digits as its factorization.

143640605620153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 143640605620153 in words is "one hundred forty-three trillion, six hundred forty billion, six hundred five million, six hundred twenty thousand, one hundred fifty-three".