145450042511 has 2 divisors, whose sum is σ = 145450042512. Its totient is φ = 145450042510.

The previous prime is 145450042499. The next prime is 145450042513. The reversal of 145450042511 is 115240054541.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145450042511 - 2¹⁸ = 145449780367 is a prime.

Together with 145450042513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145450042513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72725021255 + 72725021256.

It is an arithmetic number, because the mean of its divisors is an integer number (72725021256).

Almost surely, 2^145450042511 is an apocalyptic number.

145450042511 is a deficient number, since it is larger than the sum of its proper divisors (1).

145450042511 is an equidigital number, since it uses as much as digits as its factorization.

145450042511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16000, while the sum is 32.

The spelling of 145450042511 in words is "one hundred forty-five billion, four hundred fifty million, forty-two thousand, five hundred eleven".