148545363389 has 2 divisors, whose sum is σ = 148545363390. Its totient is φ = 148545363388.

The previous prime is 148545363383. The next prime is 148545363451. The reversal of 148545363389 is 983363545841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111125556025 + 37419807364 = 333355^2 + 193442^2 .

It is an emirp because it is prime and its reverse (983363545841) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148545363389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148545363383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74272681694 + 74272681695.

It is an arithmetic number, because the mean of its divisors is an integer number (74272681695).

Almost surely, 2^148545363389 is an apocalyptic number.

It is an amenable number.

148545363389 is a deficient number, since it is larger than the sum of its proper divisors (1).

148545363389 is an equidigital number, since it uses as much as digits as its factorization.

148545363389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37324800, while the sum is 59.

The spelling of 148545363389 in words is "one hundred forty-eight billion, five hundred forty-five million, three hundred sixty-three thousand, three hundred eighty-nine".