144714775 has 12 divisors (see below), whose sum is σ = 179607304. Its totient is φ = 115668000.

The previous prime is 144714769. The next prime is 144714797. The reversal of 144714775 is 577417441.

It is not a de Polignac number, because 144714775 - 2³ = 144714767 is a prime.

It is a super-2 number, since 2×144714775² = 41884732206601250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38740 + ... + 42310.

Almost surely, 2^144714775 is an apocalyptic number.

144714775 is a deficient number, since it is larger than the sum of its proper divisors (34892529).

144714775 is a wasteful number, since it uses less digits than its factorization.

144714775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5202 (or 5197 counting only the distinct ones).

The product of its digits is 109760, while the sum is 40.

The square root of 144714775 is about 12029.7454254028. The cubic root of 144714775 is about 525.0140888131.

The spelling of 144714775 in words is "one hundred forty-four million, seven hundred fourteen thousand, seven hundred seventy-five".