146425249 has 2 divisors, whose sum is σ = 146425250. Its totient is φ = 146425248.

The previous prime is 146425219. The next prime is 146425261. The reversal of 146425249 is 942524641.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139830625 + 6594624 = 11825^2 + 2568^2 .

It is a cyclic number.

It is not a de Polignac number, because 146425249 - 2¹¹ = 146423201 is a prime.

It is not a weakly prime, because it can be changed into another prime (146425219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73212624 + 73212625.

It is an arithmetic number, because the mean of its divisors is an integer number (73212625).

Almost surely, 2^146425249 is an apocalyptic number.

It is an amenable number.

146425249 is a deficient number, since it is larger than the sum of its proper divisors (1).

146425249 is an equidigital number, since it uses as much as digits as its factorization.

146425249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 69120, while the sum is 37.

The square root of 146425249 is about 12100.6301075605. The cubic root of 146425249 is about 527.0744817537.

It can be divided in two parts, 14642 and 5249, that added together give a palindrome (19891).

The spelling of 146425249 in words is "one hundred forty-six million, four hundred twenty-five thousand, two hundred forty-nine".