146537513 has 2 divisors, whose sum is σ = 146537514. Its totient is φ = 146537512.

The previous prime is 146537491. The next prime is 146537543. The reversal of 146537513 is 315735641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 143688169 + 2849344 = 11987^2 + 1688^2 .

It is a cyclic number.

It is not a de Polignac number, because 146537513 - 2⁶ = 146537449 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146537543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73268756 + 73268757.

It is an arithmetic number, because the mean of its divisors is an integer number (73268757).

Almost surely, 2^146537513 is an apocalyptic number.

It is an amenable number.

146537513 is a deficient number, since it is larger than the sum of its proper divisors (1).

146537513 is an equidigital number, since it uses as much as digits as its factorization.

146537513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37800, while the sum is 35.

The square root of 146537513 is about 12105.2679854681. The cubic root of 146537513 is about 527.2091497253.

The spelling of 146537513 in words is "one hundred forty-six million, five hundred thirty-seven thousand, five hundred thirteen".