145095501 has 4 divisors (see below), whose sum is σ = 193460672. Its totient is φ = 96730332.

The previous prime is 145095487. The next prime is 145095521. The reversal of 145095501 is 105590541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 145095501 - 2⁶ = 145095437 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 (145095521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24182581 + ... + 24182586.

It is an arithmetic number, because the mean of its divisors is an integer number (48365168).

Almost surely, 2^145095501 is an apocalyptic number.

It is an amenable number.

145095501 is a deficient number, since it is larger than the sum of its proper divisors (48365171).

145095501 is an equidigital number, since it uses as much as digits as its factorization.

145095501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48365170.

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 145095501 is about 12045.5593892521. The cubic root of 145095501 is about 525.4741005335.

The spelling of 145095501 in words is "one hundred forty-five million, ninety-five thousand, five hundred one".