145253015329 has 2 divisors, whose sum is σ = 145253015330. Its totient is φ = 145253015328.

The previous prime is 145253015273. The next prime is 145253015333. The reversal of 145253015329 is 923510352541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134378696929 + 10874318400 = 366577^2 + 104280^2 .

It is a cyclic number.

It is not a de Polignac number, because 145253015329 - 2²¹ = 145250918177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145253015291 and 145253015300.

It is not a weakly prime, because it can be changed into another prime (145253015029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72626507664 + 72626507665.

It is an arithmetic number, because the mean of its divisors is an integer number (72626507665).

Almost surely, 2^145253015329 is an apocalyptic number.

It is an amenable number.

145253015329 is a deficient number, since it is larger than the sum of its proper divisors (1).

145253015329 is an equidigital number, since it uses as much as digits as its factorization.

145253015329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 145253015329 in words is "one hundred forty-five billion, two hundred fifty-three million, fifteen thousand, three hundred twenty-nine".