145606757 has 2 divisors, whose sum is σ = 145606758. Its totient is φ = 145606756.

The previous prime is 145606753. The next prime is 145606763. The reversal of 145606757 is 757606541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 144624676 + 982081 = 12026^2 + 991^2 .

It is a cyclic number.

It is not a de Polignac number, because 145606757 - 2² = 145606753 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145606753) 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, 72803378 + 72803379.

It is an arithmetic number, because the mean of its divisors is an integer number (72803379).

Almost surely, 2^145606757 is an apocalyptic number.

It is an amenable number.

145606757 is a deficient number, since it is larger than the sum of its proper divisors (1).

145606757 is an equidigital number, since it uses as much as digits as its factorization.

145606757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 176400, while the sum is 41.

The square root of 145606757 is about 12066.7624904114. The cubic root of 145606757 is about 526.0905608698.

The spelling of 145606757 in words is "one hundred forty-five million, six hundred six thousand, seven hundred fifty-seven".