145018299 has 16 divisors (see below), whose sum is σ = 200743200. Its totient is φ = 93010176.

The previous prime is 145018267. The next prime is 145018301. The reversal of 145018299 is 992810541.

It is not a de Polignac number, because 145018299 - 2⁵ = 145018267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (145018219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22647 + ... + 28335.

It is an arithmetic number, because the mean of its divisors is an integer number (12546450).

Almost surely, 2^145018299 is an apocalyptic number.

145018299 is a deficient number, since it is larger than the sum of its proper divisors (55724901).

145018299 is a wasteful number, since it uses less digits than its factorization.

145018299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6014.

The product of its (nonzero) digits is 25920, while the sum is 39.

The square root of 145018299 is about 12042.3543794393. The cubic root of 145018299 is about 525.3808864127.

The spelling of 145018299 in words is "one hundred forty-five million, eighteen thousand, two hundred ninety-nine".