146206513 has 2 divisors, whose sum is σ = 146206514. Its totient is φ = 146206512.

The previous prime is 146206481. The next prime is 146206531. The reversal of 146206513 is 315602641.

Together with next prime (146206531) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119508624 + 26697889 = 10932^2 + 5167^2 .

It is a cyclic number.

It is not a de Polignac number, because 146206513 - 2⁵ = 146206481 is a prime.

It is not a weakly prime, because it can be changed into another prime (146206553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73103256 + 73103257.

It is an arithmetic number, because the mean of its divisors is an integer number (73103257).

Almost surely, 2^146206513 is an apocalyptic number.

It is an amenable number.

146206513 is a deficient number, since it is larger than the sum of its proper divisors (1).

146206513 is an equidigital number, since it uses as much as digits as its factorization.

146206513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 146206513 is about 12091.5885226053. The cubic root of 146206513 is about 526.8118958479.

The spelling of 146206513 in words is "one hundred forty-six million, two hundred six thousand, five hundred thirteen".