145403411 has 2 divisors, whose sum is σ = 145403412. Its totient is φ = 145403410.

The previous prime is 145403389. The next prime is 145403413. The reversal of 145403411 is 114304541.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 145403411 - 2²⁶ = 78294547 is a prime.

It is a super-2 number, since 2×145403411² = 42284303860869842, which contains 22 as substring.

Together with 145403413, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (145403413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72701705 + 72701706.

It is an arithmetic number, because the mean of its divisors is an integer number (72701706).

Almost surely, 2^145403411 is an apocalyptic number.

145403411 is a deficient number, since it is larger than the sum of its proper divisors (1).

145403411 is an equidigital number, since it uses as much as digits as its factorization.

145403411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 145403411 is about 12058.3336742686. Note that the first 3 decimals coincide. The cubic root of 145403411 is about 525.8455441961.

Adding to 145403411 its reverse (114304541), we get a palindrome (259707952).

The spelling of 145403411 in words is "one hundred forty-five million, four hundred three thousand, four hundred eleven".