146249039 has 2 divisors, whose sum is σ = 146249040. Its totient is φ = 146249038.

The previous prime is 146249027. The next prime is 146249069. The reversal of 146249039 is 930942641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146249039 - 2¹⁶ = 146183503 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 146248993 and 146249011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146249069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73124519 + 73124520.

It is an arithmetic number, because the mean of its divisors is an integer number (73124520).

Almost surely, 2^146249039 is an apocalyptic number.

146249039 is a deficient number, since it is larger than the sum of its proper divisors (1).

146249039 is an equidigital number, since it uses as much as digits as its factorization.

146249039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 146249039 is about 12093.3468899226. The cubic root of 146249039 is about 526.8629675147.

The spelling of 146249039 in words is "one hundred forty-six million, two hundred forty-nine thousand, thirty-nine".