145663675 has 6 divisors (see below), whose sum is σ = 180622988. Its totient is φ = 116530920.

The previous prime is 145663657. The next prime is 145663681. The reversal of 145663675 is 576366541.

It is not a de Polignac number, because 145663675 - 2⁵ = 145663643 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2913249 + ... + 2913298.

Almost surely, 2^145663675 is an apocalyptic number.

145663675 is a deficient number, since it is larger than the sum of its proper divisors (34959313).

145663675 is an equidigital number, since it uses as much as digits as its factorization.

145663675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5826557 (or 5826552 counting only the distinct ones).

The product of its digits is 453600, while the sum is 43.

The square root of 145663675 is about 12069.1207219085. The cubic root of 145663675 is about 526.1591019235.

The spelling of 145663675 in words is "one hundred forty-five million, six hundred sixty-three thousand, six hundred seventy-five".