145115115373 has 2 divisors, whose sum is σ = 145115115374. Its totient is φ = 145115115372.

The previous prime is 145115115361. The next prime is 145115115469. The reversal of 145115115373 is 373511511541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 138917962089 + 6197153284 = 372717^2 + 78722^2 .

It is a cyclic number.

It is not a de Polignac number, because 145115115373 - 2²¹ = 145113018221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145115155373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72557557686 + 72557557687.

It is an arithmetic number, because the mean of its divisors is an integer number (72557557687).

Almost surely, 2^145115115373 is an apocalyptic number.

It is an amenable number.

145115115373 is a deficient number, since it is larger than the sum of its proper divisors (1).

145115115373 is an equidigital number, since it uses as much as digits as its factorization.

145115115373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31500, while the sum is 37.

The spelling of 145115115373 in words is "one hundred forty-five billion, one hundred fifteen million, one hundred fifteen thousand, three hundred seventy-three".