146965477 has 2 divisors, whose sum is σ = 146965478. Its totient is φ = 146965476.

The previous prime is 146965471. The next prime is 146965501. The reversal of 146965477 is 774569641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141943396 + 5022081 = 11914^2 + 2241^2 .

It is a cyclic number.

It is not a de Polignac number, because 146965477 - 2²³ = 138576869 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 146965477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146965471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73482738 + 73482739.

It is an arithmetic number, because the mean of its divisors is an integer number (73482739).

Almost surely, 2^146965477 is an apocalyptic number.

It is an amenable number.

146965477 is a deficient number, since it is larger than the sum of its proper divisors (1).

146965477 is an equidigital number, since it uses as much as digits as its factorization.

146965477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1270080, while the sum is 49.

The square root of 146965477 is about 12122.9318648584. The cubic root of 146965477 is about 527.7218904327.

The spelling of 146965477 in words is "one hundred forty-six million, nine hundred sixty-five thousand, four hundred seventy-seven".