145403244823 has 2 divisors, whose sum is σ = 145403244824. Its totient is φ = 145403244822.

The previous prime is 145403244757. The next prime is 145403244839. The reversal of 145403244823 is 328442304541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145403244823 - 2¹³ = 145403236631 is a prime.

It is a super-2 number, since 2×145403244823² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145403244893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72701622411 + 72701622412.

It is an arithmetic number, because the mean of its divisors is an integer number (72701622412).

Almost surely, 2^145403244823 is an apocalyptic number.

145403244823 is a deficient number, since it is larger than the sum of its proper divisors (1).

145403244823 is an equidigital number, since it uses as much as digits as its factorization.

145403244823 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 368640, while the sum is 40.

The spelling of 145403244823 in words is "one hundred forty-five billion, four hundred three million, two hundred forty-four thousand, eight hundred twenty-three".