148133961 has 32 divisors (see below), whose sum is σ = 230123520. Its totient is φ = 93999312.

The previous prime is 148133957. The next prime is 148133963. The reversal of 148133961 is 169331841.

It is not a de Polignac number, because 148133961 - 2² = 148133957 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148133963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 162870 + ... + 163776.

It is an arithmetic number, because the mean of its divisors is an integer number (7191360).

Almost surely, 2^148133961 is an apocalyptic number.

It is an amenable number.

148133961 is a deficient number, since it is larger than the sum of its proper divisors (81989559).

148133961 is a wasteful number, since it uses less digits than its factorization.

148133961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202 (or 1196 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 148133961 is about 12171.0295784703. The cubic root of 148133961 is about 529.1167929298.

The spelling of 148133961 in words is "one hundred forty-eight million, one hundred thirty-three thousand, nine hundred sixty-one".