145212433937 has 2 divisors, whose sum is σ = 145212433938. Its totient is φ = 145212433936.

The previous prime is 145212433871. The next prime is 145212433967. The reversal of 145212433937 is 739334212541.

145212433937 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77863879681 + 67348554256 = 279041^2 + 259516^2 .

It is a cyclic number.

It is not a de Polignac number, because 145212433937 - 2¹⁶ = 145212368401 is a prime.

It is not a weakly prime, because it can be changed into another prime (145212433967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72606216968 + 72606216969.

It is an arithmetic number, because the mean of its divisors is an integer number (72606216969).

Almost surely, 2^145212433937 is an apocalyptic number.

It is an amenable number.

145212433937 is a deficient number, since it is larger than the sum of its proper divisors (1).

145212433937 is an equidigital number, since it uses as much as digits as its factorization.

145212433937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 44.

The spelling of 145212433937 in words is "one hundred forty-five billion, two hundred twelve million, four hundred thirty-three thousand, nine hundred thirty-seven".