148137131 has 2 divisors, whose sum is σ = 148137132. Its totient is φ = 148137130.

The previous prime is 148137109. The next prime is 148137151. The reversal of 148137131 is 131731841.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-148137131 is a prime.

It is a super-2 number, since 2×148137131² = 43889219161822322, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 148137094 and 148137103.

It is not a weakly prime, because it can be changed into another prime (148137151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74068565 + 74068566.

It is an arithmetic number, because the mean of its divisors is an integer number (74068566).

Almost surely, 2^148137131 is an apocalyptic number.

148137131 is a deficient number, since it is larger than the sum of its proper divisors (1).

148137131 is an equidigital number, since it uses as much as digits as its factorization.

148137131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 29.

The square root of 148137131 is about 12171.1598050473. The cubic root of 148137131 is about 529.1205671898.

Adding to 148137131 its reverse (131731841), we get a palindrome (279868972).

The spelling of 148137131 in words is "one hundred forty-eight million, one hundred thirty-seven thousand, one hundred thirty-one".