145231104511 has 2 divisors, whose sum is σ = 145231104512. Its totient is φ = 145231104510.

The previous prime is 145231104503. The next prime is 145231104541. The reversal of 145231104511 is 115401132541.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145231104511 - 2³ = 145231104503 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 145231104511.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145231104541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72615552255 + 72615552256.

It is an arithmetic number, because the mean of its divisors is an integer number (72615552256).

Almost surely, 2^145231104511 is an apocalyptic number.

145231104511 is a deficient number, since it is larger than the sum of its proper divisors (1).

145231104511 is an equidigital number, since it uses as much as digits as its factorization.

145231104511 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2400, while the sum is 28.

The spelling of 145231104511 in words is "one hundred forty-five billion, two hundred thirty-one million, one hundred four thousand, five hundred eleven".