145767361 has 2 divisors, whose sum is σ = 145767362. Its totient is φ = 145767360.

The previous prime is 145767337. The next prime is 145767371. The reversal of 145767361 is 163767541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145443600 + 323761 = 12060^2 + 569^2 .

It is a cyclic number.

It is not a de Polignac number, because 145767361 - 2⁷ = 145767233 is a prime.

It is not a weakly prime, because it can be changed into another prime (145767371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72883680 + 72883681.

It is an arithmetic number, because the mean of its divisors is an integer number (72883681).

Almost surely, 2^145767361 is an apocalyptic number.

It is an amenable number.

145767361 is a deficient number, since it is larger than the sum of its proper divisors (1).

145767361 is an equidigital number, since it uses as much as digits as its factorization.

145767361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 40.

The square root of 145767361 is about 12073.4154653934. The cubic root of 145767361 is about 526.2839154555.

The spelling of 145767361 in words is "one hundred forty-five million, seven hundred sixty-seven thousand, three hundred sixty-one".