146251057 has 2 divisors, whose sum is σ = 146251058. Its totient is φ = 146251056.

The previous prime is 146251033. The next prime is 146251067. The reversal of 146251057 is 750152641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125081856 + 21169201 = 11184^2 + 4601^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146251057 is a prime.

It is not a weakly prime, because it can be changed into another prime (146251067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73125528 + 73125529.

It is an arithmetic number, because the mean of its divisors is an integer number (73125529).

Almost surely, 2^146251057 is an apocalyptic number.

It is an amenable number.

146251057 is a deficient number, since it is larger than the sum of its proper divisors (1).

146251057 is an equidigital number, since it uses as much as digits as its factorization.

146251057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400, while the sum is 31.

The square root of 146251057 is about 12093.4303239404. The cubic root of 146251057 is about 526.8653907890.

The spelling of 146251057 in words is "one hundred forty-six million, two hundred fifty-one thousand, fifty-seven".