145771585903 has 2 divisors, whose sum is σ = 145771585904. Its totient is φ = 145771585902.

The previous prime is 145771585877. The next prime is 145771585931. The reversal of 145771585903 is 309585177541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145771585903 - 2⁵ = 145771585871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145771585103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72885792951 + 72885792952.

It is an arithmetic number, because the mean of its divisors is an integer number (72885792952).

Almost surely, 2^145771585903 is an apocalyptic number.

145771585903 is a deficient number, since it is larger than the sum of its proper divisors (1).

145771585903 is an equidigital number, since it uses as much as digits as its factorization.

145771585903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5292000, while the sum is 55.

The spelling of 145771585903 in words is "one hundred forty-five billion, seven hundred seventy-one million, five hundred eighty-five thousand, nine hundred three".