145303035091 has 16 divisors (see below), whose sum is σ = 149794928640. Its totient is φ = 140894591040.

The previous prime is 145303035079. The next prime is 145303035107. The reversal of 145303035091 is 190530303541.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 145303035091 - 2²¹ = 145300937939 is a prime.

It is a super-3 number, since 3×145303035091³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145303035191) 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, 1258855 + ... + 1369423.

It is an arithmetic number, because the mean of its divisors is an integer number (9362183040).

Almost surely, 2^145303035091 is an apocalyptic number.

145303035091 is a deficient number, since it is larger than the sum of its proper divisors (4491893549).

145303035091 is a wasteful number, since it uses less digits than its factorization.

145303035091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110946.

The product of its (nonzero) digits is 24300, while the sum is 34.

The spelling of 145303035091 in words is "one hundred forty-five billion, three hundred three million, thirty-five thousand, ninety-one".