145102141 has 2 divisors, whose sum is σ = 145102142. Its totient is φ = 145102140.

The previous prime is 145102121. The next prime is 145102159. The reversal of 145102141 is 141201541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 122014116 + 23088025 = 11046^2 + 4805^2 .

It is a cyclic number.

It is not a de Polignac number, because 145102141 - 2⁹ = 145101629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145102121) 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, 72551070 + 72551071.

It is an arithmetic number, because the mean of its divisors is an integer number (72551071).

Almost surely, 2^145102141 is an apocalyptic number.

It is an amenable number.

145102141 is a deficient number, since it is larger than the sum of its proper divisors (1).

145102141 is an equidigital number, since it uses as much as digits as its factorization.

145102141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 145102141 is about 12045.8350063414. The cubic root of 145102141 is about 525.4821161618.

Adding to 145102141 its reverse (141201541), we get a palindrome (286303682).

The spelling of 145102141 in words is "one hundred forty-five million, one hundred two thousand, one hundred forty-one".