146778083 has 2 divisors, whose sum is σ = 146778084. Its totient is φ = 146778082.

The previous prime is 146777993. The next prime is 146778089. The reversal of 146778083 is 380877641.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 146778083 - 2¹² = 146773987 is a prime.

It is not a weakly prime, because it can be changed into another prime (146778089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73389041 + 73389042.

It is an arithmetic number, because the mean of its divisors is an integer number (73389042).

Almost surely, 2^146778083 is an apocalyptic number.

146778083 is a deficient number, since it is larger than the sum of its proper divisors (1).

146778083 is an equidigital number, since it uses as much as digits as its factorization.

146778083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 44.

The square root of 146778083 is about 12115.2004935948. The cubic root of 146778083 is about 527.4974976484.

The spelling of 146778083 in words is "one hundred forty-six million, seven hundred seventy-eight thousand, eighty-three".