145926499 has 2 divisors, whose sum is σ = 145926500. Its totient is φ = 145926498.

The previous prime is 145926461. The next prime is 145926523. The reversal of 145926499 is 994629541.

It is a strong prime.

It is an emirp because it is prime and its reverse (994629541) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 145926499 - 2¹¹ = 145924451 is a prime.

It is a super-2 number, since 2×145926499² = 42589086220794002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (145926449) 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, 72963249 + 72963250.

It is an arithmetic number, because the mean of its divisors is an integer number (72963250).

Almost surely, 2^145926499 is an apocalyptic number.

145926499 is a deficient number, since it is larger than the sum of its proper divisors (1).

145926499 is an equidigital number, since it uses as much as digits as its factorization.

145926499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 699840, while the sum is 49.

The square root of 145926499 is about 12080.0040976814. The cubic root of 145926499 is about 526.4753650586.

The spelling of 145926499 in words is "one hundred forty-five million, nine hundred twenty-six thousand, four hundred ninety-nine".