145761527 has 2 divisors, whose sum is σ = 145761528. Its totient is φ = 145761526.

The previous prime is 145761503. The next prime is 145761533. The reversal of 145761527 is 725167541.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145761527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145761547) 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, 72880763 + 72880764.

It is an arithmetic number, because the mean of its divisors is an integer number (72880764).

Almost surely, 2^145761527 is an apocalyptic number.

145761527 is a deficient number, since it is larger than the sum of its proper divisors (1).

145761527 is an equidigital number, since it uses as much as digits as its factorization.

145761527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 58800, while the sum is 38.

The square root of 145761527 is about 12073.1738577724. The cubic root of 145761527 is about 526.2768942648.

The spelling of 145761527 in words is "one hundred forty-five million, seven hundred sixty-one thousand, five hundred twenty-seven".