145538654713 has 2 divisors, whose sum is σ = 145538654714. Its totient is φ = 145538654712.

The previous prime is 145538654689. The next prime is 145538654741. The reversal of 145538654713 is 317456835541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111510580624 + 34028074089 = 333932^2 + 184467^2 .

It is a cyclic number.

It is not a de Polignac number, because 145538654713 - 2⁹ = 145538654201 is a prime.

It is a super-2 number, since 2×145538654713² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145538654773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72769327356 + 72769327357.

It is an arithmetic number, because the mean of its divisors is an integer number (72769327357).

Almost surely, 2^145538654713 is an apocalyptic number.

It is an amenable number.

145538654713 is a deficient number, since it is larger than the sum of its proper divisors (1).

145538654713 is an equidigital number, since it uses as much as digits as its factorization.

145538654713 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6048000, while the sum is 52.

The spelling of 145538654713 in words is "one hundred forty-five billion, five hundred thirty-eight million, six hundred fifty-four thousand, seven hundred thirteen".