144734475 has 12 divisors (see below), whose sum is σ = 239294456. Its totient is φ = 77191680.

The previous prime is 144734461. The next prime is 144734477. The reversal of 144734475 is 574437441.

It is not a de Polignac number, because 144734475 - 2⁶ = 144734411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144734477) 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 11 ways as a sum of consecutive naturals, for example, 964822 + ... + 964971.

Almost surely, 2^144734475 is an apocalyptic number.

144734475 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

144734475 is a deficient number, since it is larger than the sum of its proper divisors (94559981).

144734475 is a wasteful number, since it uses less digits than its factorization.

144734475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1929806 (or 1929801 counting only the distinct ones).

The product of its digits is 188160, while the sum is 39.

The square root of 144734475 is about 12030.5642012335. The cubic root of 144734475 is about 525.0379110945.

The spelling of 144734475 in words is "one hundred forty-four million, seven hundred thirty-four thousand, four hundred seventy-five".