145735775 has 12 divisors (see below), whose sum is σ = 181043472. Its totient is φ = 116375040.

The previous prime is 145735753. The next prime is 145735783. The reversal of 145735775 is 577537541.

145735775 = T₃₄₀₂ + T₃₄₀₃ + ... + T₃₄₂₆.

It is not a de Polignac number, because 145735775 - 2¹² = 145731679 is a prime.

It is a super-2 number, since 2×145735775² = 42477832229701250, 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, 9374 + ... + 19476.

It is an arithmetic number, because the mean of its divisors is an integer number (15086956).

Almost surely, 2^145735775 is an apocalyptic number.

145735775 is a deficient number, since it is larger than the sum of its proper divisors (35307697).

145735775 is a wasteful number, since it uses less digits than its factorization.

145735775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10690 (or 10685 counting only the distinct ones).

The product of its digits is 514500, while the sum is 44.

The square root of 145735775 is about 12072.1073139697. The cubic root of 145735775 is about 526.2458996188.

The spelling of 145735775 in words is "one hundred forty-five million, seven hundred thirty-five thousand, seven hundred seventy-five".