145304765 has 8 divisors (see below), whose sum is σ = 174582528. Its totient is φ = 116099280.

The previous prime is 145304759. The next prime is 145304771. The reversal of 145304765 is 567403541.

145304765 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (145304759) and next prime (145304771).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 145304765 - 2⁴ = 145304749 is a prime.

It is a super-2 number, since 2×145304765² = 42226949463410450, 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 7 ways as a sum of consecutive naturals, for example, 13541 + ... + 21770.

It is an arithmetic number, because the mean of its divisors is an integer number (21822816).

Almost surely, 2^145304765 is an apocalyptic number.

It is an amenable number.

145304765 is a deficient number, since it is larger than the sum of its proper divisors (29277763).

145304765 is an equidigital number, since it uses as much as digits as its factorization.

145304765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36139.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 145304765 is about 12054.2426141172. The cubic root of 145304765 is about 525.7266008732.

The spelling of 145304765 in words is "one hundred forty-five million, three hundred four thousand, seven hundred sixty-five".