145516019843 has 2 divisors, whose sum is σ = 145516019844. Its totient is φ = 145516019842.

The previous prime is 145516019827. The next prime is 145516019963. The reversal of 145516019843 is 348910615541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145516019843 - 2⁴ = 145516019827 is a prime.

It is not a weakly prime, because it can be changed into another prime (145516009843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72758009921 + 72758009922.

It is an arithmetic number, because the mean of its divisors is an integer number (72758009922).

Almost surely, 2^145516019843 is an apocalyptic number.

145516019843 is a deficient number, since it is larger than the sum of its proper divisors (1).

145516019843 is an equidigital number, since it uses as much as digits as its factorization.

145516019843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 47.

The spelling of 145516019843 in words is "one hundred forty-five billion, five hundred sixteen million, nineteen thousand, eight hundred forty-three".