145658413 has 2 divisors, whose sum is σ = 145658414. Its totient is φ = 145658412.

The previous prime is 145658399. The next prime is 145658419. The reversal of 145658413 is 314856541.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99241444 + 46416969 = 9962^2 + 6813^2 .

It is a cyclic number.

It is not a de Polignac number, because 145658413 - 2¹⁷ = 145527341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145658419) 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, 72829206 + 72829207.

It is an arithmetic number, because the mean of its divisors is an integer number (72829207).

Almost surely, 2^145658413 is an apocalyptic number.

It is an amenable number.

145658413 is a deficient number, since it is larger than the sum of its proper divisors (1).

145658413 is an equidigital number, since it uses as much as digits as its factorization.

145658413 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 37.

The square root of 145658413 is about 12068.9027256002. The cubic root of 145658413 is about 526.1527661354.

The spelling of 145658413 in words is "one hundred forty-five million, six hundred fifty-eight thousand, four hundred thirteen".