148861033 has 4 divisors (see below), whose sum is σ = 148989328. Its totient is φ = 148732740.

The previous prime is 148861003. The next prime is 148861051. The reversal of 148861033 is 330168841.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 330168841 = 23 ⋅14355167.

It is a cyclic number.

It is not a de Polignac number, because 148861033 - 2⁵ = 148861001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 148861033.

It is not an unprimeable number, because it can be changed into a prime (148861003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62391 + ... + 64732.

It is an arithmetic number, because the mean of its divisors is an integer number (37247332).

Almost surely, 2^148861033 is an apocalyptic number.

It is an amenable number.

148861033 is a deficient number, since it is larger than the sum of its proper divisors (128295).

148861033 is a wasteful number, since it uses less digits than its factorization.

148861033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128294.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 148861033 is about 12200.8619777457. The cubic root of 148861033 is about 529.9810518917.

The spelling of 148861033 in words is "one hundred forty-eight million, eight hundred sixty-one thousand, thirty-three".