145929911 has 2 divisors, whose sum is σ = 145929912. Its totient is φ = 145929910.

The previous prime is 145929863. The next prime is 145929919. The reversal of 145929911 is 119929541.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (119929541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145929911 - 2¹⁴ = 145913527 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145929919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72964955 + 72964956.

It is an arithmetic number, because the mean of its divisors is an integer number (72964956).

Almost surely, 2^145929911 is an apocalyptic number.

145929911 is a deficient number, since it is larger than the sum of its proper divisors (1).

145929911 is an equidigital number, since it uses as much as digits as its factorization.

145929911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 41.

The square root of 145929911 is about 12080.1453219736. The cubic root of 145929911 is about 526.4794683114.

The spelling of 145929911 in words is "one hundred forty-five million, nine hundred twenty-nine thousand, nine hundred eleven".