145032369 has 8 divisors (see below), whose sum is σ = 193636992. Its totient is φ = 96558000.

The previous prime is 145032337. The next prime is 145032373. The reversal of 145032369 is 963230541.

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

It is not a de Polignac number, because 145032369 - 2⁵ = 145032337 is a prime.

It is a super-2 number, since 2×145032369² = 42068776115504322, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (145032379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29934 + ... + 34439.

It is an arithmetic number, because the mean of its divisors is an integer number (24204624).

Almost surely, 2^145032369 is an apocalyptic number.

It is an amenable number.

145032369 is a deficient number, since it is larger than the sum of its proper divisors (48604623).

145032369 is an equidigital number, since it uses as much as digits as its factorization.

145032369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65127.

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 145032369 is about 12042.9385533598. The cubic root of 145032369 is about 525.3978770731.

The spelling of 145032369 in words is "one hundred forty-five million, thirty-two thousand, three hundred sixty-nine".