146471137 has 2 divisors, whose sum is σ = 146471138. Its totient is φ = 146471136.

The previous prime is 146471131. The next prime is 146471161. The reversal of 146471137 is 731174641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 102434641 + 44036496 = 10121^2 + 6636^2 .

It is a cyclic number.

It is not a de Polignac number, because 146471137 - 2⁷ = 146471009 is a prime.

It is not a weakly prime, because it can be changed into another prime (146471131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73235568 + 73235569.

It is an arithmetic number, because the mean of its divisors is an integer number (73235569).

Almost surely, 2^146471137 is an apocalyptic number.

It is an amenable number.

146471137 is a deficient number, since it is larger than the sum of its proper divisors (1).

146471137 is an equidigital number, since it uses as much as digits as its factorization.

146471137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14112, while the sum is 34.

The square root of 146471137 is about 12102.5260586375. The cubic root of 146471137 is about 527.1295357098.

The spelling of 146471137 in words is "one hundred forty-six million, four hundred seventy-one thousand, one hundred thirty-seven".