148512349129 has 9 divisors (see below), whose sum is σ = 157769212917. Its totient is φ = 139770162624.

The previous prime is 148512349099. The next prime is 148512349147. The reversal of 148512349129 is 921943215841.

The square root of 148512349129 is 385373.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 92273175225 + 56239173904 = 303765^2 + 237148^2 .

It is not a de Polignac number, because 148512349129 - 2¹³ = 148512340937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148512349169) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 6540007 + ... + 6562675.

Almost surely, 2^148512349129 is an apocalyptic number.

148512349129 is the 385373-rd square number.

148512349129 is the 192687-th centered octagonal number.

It is an amenable number.

148512349129 is a deficient number, since it is larger than the sum of its proper divisors (9256863788).

148512349129 is an frugal number, since it uses more digits than its factorization.

148512349129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45372 (or 22686 counting only the distinct ones).

The product of its digits is 622080, while the sum is 49.

Multiplying 148512349129 by its sum of digits (49), we get a square (7277105107321 = 2697611²).

The spelling of 148512349129 in words is "one hundred forty-eight billion, five hundred twelve million, three hundred forty-nine thousand, one hundred twenty-nine".