145001310602 has 4 divisors (see below), whose sum is σ = 217501965906. Its totient is φ = 72500655300.

The previous prime is 145001310589. The next prime is 145001310703. The reversal of 145001310602 is 206013100541.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 206013100541 = 222799 ⋅924659.

It can be written as a sum of positive squares in only one way, i.e., 141053576041 + 3947734561 = 375571^2 + 62831^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36250327649 + ... + 36250327652.

Almost surely, 2^145001310602 is an apocalyptic number.

145001310602 is a deficient number, since it is larger than the sum of its proper divisors (72500655304).

145001310602 is an equidigital number, since it uses as much as digits as its factorization.

145001310602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72500655303.

The product of its (nonzero) digits is 720, while the sum is 23.

The spelling of 145001310602 in words is "one hundred forty-five billion, one million, three hundred ten thousand, six hundred two".