148257341789 has 2 divisors, whose sum is σ = 148257341790. Its totient is φ = 148257341788.

The previous prime is 148257341737. The next prime is 148257341831. The reversal of 148257341789 is 987143752841.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148257341764 + 25 = 385042^2 + 5^2 .

It is a cyclic number.

It is not a de Polignac number, because 148257341789 - 2²⁴ = 148240564573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148257341189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74128670894 + 74128670895.

It is an arithmetic number, because the mean of its divisors is an integer number (74128670895).

Almost surely, 2^148257341789 is an apocalyptic number.

It is an amenable number.

148257341789 is a deficient number, since it is larger than the sum of its proper divisors (1).

148257341789 is an equidigital number, since it uses as much as digits as its factorization.

148257341789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13547520, while the sum is 59.

The spelling of 148257341789 in words is "one hundred forty-eight billion, two hundred fifty-seven million, three hundred forty-one thousand, seven hundred eighty-nine".