146513141 has 2 divisors, whose sum is σ = 146513142. Its totient is φ = 146513140.

The previous prime is 146513093. The next prime is 146513149. The reversal of 146513141 is 141315641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126675025 + 19838116 = 11255^2 + 4454^2 .

It is an emirp because it is prime and its reverse (141315641) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146513141 is a prime.

It is a super-2 number, since 2×146513141² = 42932200971371762, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 146513141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146513149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73256570 + 73256571.

It is an arithmetic number, because the mean of its divisors is an integer number (73256571).

Almost surely, 2^146513141 is an apocalyptic number.

It is an amenable number.

146513141 is a deficient number, since it is larger than the sum of its proper divisors (1).

146513141 is an equidigital number, since it uses as much as digits as its factorization.

146513141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 26.

The square root of 146513141 is about 12104.2612744438. The cubic root of 146513141 is about 527.1799197724.

Adding to 146513141 its reverse (141315641), we get a palindrome (287828782).

The spelling of 146513141 in words is "one hundred forty-six million, five hundred thirteen thousand, one hundred forty-one".