145376965 has 4 divisors (see below), whose sum is σ = 174452364. Its totient is φ = 116301568.

The previous prime is 145376947. The next prime is 145376977. The reversal of 145376965 is 569673541.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 78251716 + 67125249 = 8846^2 + 8193^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145376965 is a prime.

It is a super-2 number, since 2×145376965² = 42268923905222450, 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 3 ways as a sum of consecutive naturals, for example, 14537692 + ... + 14537701.

It is an arithmetic number, because the mean of its divisors is an integer number (43613091).

Almost surely, 2^145376965 is an apocalyptic number.

It is an amenable number.

145376965 is a deficient number, since it is larger than the sum of its proper divisors (29075399).

145376965 is an equidigital number, since it uses as much as digits as its factorization.

145376965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29075398.

The product of its digits is 680400, while the sum is 46.

The square root of 145376965 is about 12057.2370383932. The cubic root of 145376965 is about 525.8136619673.

The spelling of 145376965 in words is "one hundred forty-five million, three hundred seventy-six thousand, nine hundred sixty-five".