145164342733 has 2 divisors, whose sum is σ = 145164342734. Its totient is φ = 145164342732.

The previous prime is 145164342709. The next prime is 145164342769. The reversal of 145164342733 is 337243461541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118971186084 + 26193156649 = 344922^2 + 161843^2 .

It is a cyclic number.

It is not a de Polignac number, because 145164342733 - 2³⁷ = 7725389261 is a prime.

It is a super-2 number, since 2×145164342733² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 145164342733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145164322733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72582171366 + 72582171367.

It is an arithmetic number, because the mean of its divisors is an integer number (72582171367).

Almost surely, 2^145164342733 is an apocalyptic number.

It is an amenable number.

145164342733 is a deficient number, since it is larger than the sum of its proper divisors (1).

145164342733 is an equidigital number, since it uses as much as digits as its factorization.

145164342733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 43.

The spelling of 145164342733 in words is "one hundred forty-five billion, one hundred sixty-four million, three hundred forty-two thousand, seven hundred thirty-three".