144765475 has 12 divisors (see below), whose sum is σ = 179733040. Its totient is φ = 115668000.

The previous prime is 144765469. The next prime is 144765539. The reversal of 144765475 is 574567441.

It is not a de Polignac number, because 144765475 - 2⁷ = 144765347 is a prime.

It is an unprimeable number.

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, 19825 + ... + 26125.

Almost surely, 2^144765475 is an apocalyptic number.

144765475 is a deficient number, since it is larger than the sum of its proper divisors (34967565).

144765475 is an equidigital number, since it uses as much as digits as its factorization.

144765475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7230 (or 7225 counting only the distinct ones).

The product of its digits is 470400, while the sum is 43.

The square root of 144765475 is about 12031.8525173807. The cubic root of 144765475 is about 525.0753935564.

It can be divided in two parts, 14 and 4765475, that added together give a square (4765489 = 2183²).

The spelling of 144765475 in words is "one hundred forty-four million, seven hundred sixty-five thousand, four hundred seventy-five".