145301115 has 16 divisors (see below), whose sum is σ = 232635168. Its totient is φ = 77442816.

The previous prime is 145301099. The next prime is 145301119. The reversal of 145301115 is 511103541.

It is a happy number.

It is not a de Polignac number, because 145301115 - 2⁴ = 145301099 is a prime.

It is a super-2 number, since 2×145301115² = 42224828040486450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145301091 and 145301100.

It is not an unprimeable number, because it can be changed into a prime (145301119) 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, 35137 + ... + 39053.

It is an arithmetic number, because the mean of its divisors is an integer number (14539698).

Almost surely, 2^145301115 is an apocalyptic number.

145301115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145301115 is a deficient number, since it is larger than the sum of its proper divisors (87334053).

145301115 is a wasteful number, since it uses less digits than its factorization.

145301115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6398.

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 145301115 is about 12054.0912141895. The cubic root of 145301115 is about 525.7221988194.

Adding to 145301115 its reverse (511103541), we get a palindrome (656404656).

The spelling of 145301115 in words is "one hundred forty-five million, three hundred one thousand, one hundred fifteen".