145465101 has 6 divisors (see below), whose sum is σ = 210116270. Its totient is φ = 96976728.

The previous prime is 145465081. The next prime is 145465139. The reversal of 145465101 is 101564541.

145465101 is a `hidden beast` number, since 1 + 4 + 5 + 4 + 651 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 140991876 + 4473225 = 11874^2 + 2115^2 .

It is not a de Polignac number, because 145465101 - 2⁵ = 145465069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145460101) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8081386 + ... + 8081403.

Almost surely, 2^145465101 is an apocalyptic number.

It is an amenable number.

145465101 is a deficient number, since it is larger than the sum of its proper divisors (64651169).

145465101 is a wasteful number, since it uses less digits than its factorization.

145465101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16162795 (or 16162792 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The square root of 145465101 is about 12060.8913849682. The cubic root of 145465101 is about 525.9199001432.

The spelling of 145465101 in words is "one hundred forty-five million, four hundred sixty-five thousand, one hundred one".