146481029 has 4 divisors (see below), whose sum is σ = 149244876. Its totient is φ = 143717184.

The previous prime is 146481019. The next prime is 146481047. The reversal of 146481029 is 920184641.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 920184641 = 449 ⋅2049409.

It can be written as a sum of positive squares in 2 ways, for example, as 43864129 + 102616900 = 6623^2 + 10130^2 .

It is a cyclic number.

It is not a de Polignac number, because 146481029 - 2¹² = 146476933 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 146481029.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146481019) 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, 1381844 + ... + 1381949.

It is an arithmetic number, because the mean of its divisors is an integer number (37311219).

Almost surely, 2^146481029 is an apocalyptic number.

It is an amenable number.

146481029 is a deficient number, since it is larger than the sum of its proper divisors (2763847).

146481029 is an equidigital number, since it uses as much as digits as its factorization.

146481029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2763846.

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 146481029 is about 12102.9347267512. The cubic root of 146481029 is about 527.1414020932.

The spelling of 146481029 in words is "one hundred forty-six million, four hundred eighty-one thousand, twenty-nine".