145344261053 has 2 divisors, whose sum is σ = 145344261054. Its totient is φ = 145344261052.

The previous prime is 145344260959. The next prime is 145344261071. The reversal of 145344261053 is 350162443541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 129615840484 + 15728420569 = 360022^2 + 125413^2 .

It is a cyclic number.

It is not a de Polignac number, because 145344261053 - 2⁸ = 145344260797 is a prime.

It is a super-2 number, since 2×145344261053² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145344260998 and 145344261016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145344269053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72672130526 + 72672130527.

It is an arithmetic number, because the mean of its divisors is an integer number (72672130527).

Almost surely, 2^145344261053 is an apocalyptic number.

It is an amenable number.

145344261053 is a deficient number, since it is larger than the sum of its proper divisors (1).

145344261053 is an equidigital number, since it uses as much as digits as its factorization.

145344261053 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 145344261053 in words is "one hundred forty-five billion, three hundred forty-four million, two hundred sixty-one thousand, fifty-three".