145763533 has 2 divisors, whose sum is σ = 145763534. Its totient is φ = 145763532.

The previous prime is 145763477. The next prime is 145763557. The reversal of 145763533 is 335367541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126945289 + 18818244 = 11267^2 + 4338^2 .

It is a cyclic number.

It is not a de Polignac number, because 145763533 - 2¹³ = 145755341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 145763492 and 145763501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145761533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72881766 + 72881767.

It is an arithmetic number, because the mean of its divisors is an integer number (72881767).

Almost surely, 2^145763533 is an apocalyptic number.

It is an amenable number.

145763533 is a deficient number, since it is larger than the sum of its proper divisors (1).

145763533 is an equidigital number, since it uses as much as digits as its factorization.

145763533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 113400, while the sum is 37.

The square root of 145763533 is about 12073.2569342328. The cubic root of 145763533 is about 526.2793084972.

The spelling of 145763533 in words is "one hundred forty-five million, seven hundred sixty-three thousand, five hundred thirty-three".