145141453 has 2 divisors, whose sum is σ = 145141454. Its totient is φ = 145141452.

The previous prime is 145141439. The next prime is 145141459. The reversal of 145141453 is 354141541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89832484 + 55308969 = 9478^2 + 7437^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145141453 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145141459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72570726 + 72570727.

It is an arithmetic number, because the mean of its divisors is an integer number (72570727).

Almost surely, 2^145141453 is an apocalyptic number.

It is an amenable number.

145141453 is a deficient number, since it is larger than the sum of its proper divisors (1).

145141453 is an equidigital number, since it uses as much as digits as its factorization.

145141453 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4800, while the sum is 28.

The square root of 145141453 is about 12047.4666631620. The cubic root of 145141453 is about 525.5295675352.

Adding to 145141453 its reverse (354141541), we get a palindrome (499282994).

The spelling of 145141453 in words is "one hundred forty-five million, one hundred forty-one thousand, four hundred fifty-three".