145916077 has 2 divisors, whose sum is σ = 145916078. Its totient is φ = 145916076.

The previous prime is 145916047. The next prime is 145916107. The reversal of 145916077 is 770619541.

It is a balanced prime because it is at equal distance from previous prime (145916047) and next prime (145916107).

It can be written as a sum of positive squares in only one way, i.e., 123010281 + 22905796 = 11091^2 + 4786^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145916077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145916047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72958038 + 72958039.

It is an arithmetic number, because the mean of its divisors is an integer number (72958039).

Almost surely, 2^145916077 is an apocalyptic number.

It is an amenable number.

145916077 is a deficient number, since it is larger than the sum of its proper divisors (1).

145916077 is an equidigital number, since it uses as much as digits as its factorization.

145916077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 40.

The square root of 145916077 is about 12079.5727159532. The cubic root of 145916077 is about 526.4628312215.

The spelling of 145916077 in words is "one hundred forty-five million, nine hundred sixteen thousand, seventy-seven".